Answer:
\(6y^2+12y\)
Step-by-step explanation:
\(\left(5y^2+y+6\right)+\left(y^2+11y-6\right)\)
remove parentheses
\(\left5y^2+y+6\right+\lefty^2+11y-6\right\\\)
add like terms
\(6y^2+12y+6-6\\\)
simplify
\(6y^2+12y\)
A project will take a total of 720 person-days to complete. If the project must be completed in 30 days, how many people must be employed? PLEASE HURRY
Answer:
192 hours per day / 8 hours per person per day = 24 people
Step-by-step explanation:
Assuming each person works for 8 hours a day, the total number of hours needed to complete the project is:
720 person-days x 8 hours = 5,760 hours
To complete the project in 30 days, the total number of hours needed per day is:
5,760 hours / 30 days = 192 hours per day
The table shows the flight distance and time of two airlines. How many more miles does an airplane for Patton airlines travel than an airplane for Galperin airlines in 1 hour
well you didnt include the table so i cant really answer that
help me plz you'll get brainliest if u show work and the only way for u to help me is if u show your work so plz do
Answer:
D.
Step-by-step explanation:
This will be D because the beaker already has 0.2 mL of water. If Jovita needs to add more water to the beaker, and then it is 0.8. In D, the diagram shows you 0.2 + x = 0.8, which makes it the right diagram.
Hope that helps!
Answer:
The Answer would be D.
Step-by-step explanation:
Because O.8 is the sum of how much 0.2+x equals to.
two less than the quotient of a number and four, increased by ten;
evaluate when m = 12
Answer:
11
Step-by-step explanation:
We can write a simple equation to better help understand
((M / 4) - 2) + 10
Now we plug in the value 12
((12/4) - 2) + 10 = (3 - 2) + 10 = 1 + 10
= 11
Therefore, our answer is 11.
Answer:
\(11\)
Step-by-step explanation:
Equation: \((\frac{x}{4} -2) +10\)
= \((\frac{12}{4} -2) +10\)
= \((3-2)+10\)
= \(1+10\)
= \(11\)
please help me i will give brainliest to first person to anwser.
Answer:
The first option, V ≈ 1607.7 in²
Step-by-step explanation:
Find the volume of the given cylinder.
\(\begin{center}\framebox{\parbox{4cm}{\textbf{Volume of a Cylinder:}\\[2ex]The volume of a cylinder with radius $r$ and height $h$ is given by the formula:\\[2ex]\center{$V = \pi r^2 h$} \\ \\}}\end{center}\)
Given:
r = 8 in
h = 8 in
π = 3.14
Find:
V = ?? in³
\(\hrulefill\)
Now solving,
Substitute the given values into the formula:
=> V = (3.14)(8)²(8)
Using a calculator to simplify:
=> V = 1607.68 in²
Rounded to the nearest tenth:
∴ V ≈ 1607.7 in²
Thus, the first option is correct.
Find the value of 3/4 of 2/5 of a century.
Answer:
a century = 100 years.
3/4 x 100 years = 75 years.
2/5 x 100 years = 40 years.
Domingo and Bethany drove along the same highway, in opposite directions. Domingo left at 1 p.m., traveling westbound at 55 mph. Bethany left at the same time, traveling eastbound at 60 mph. Domingo and Bethany were 575 miles apart when they started driving. At what time did they pass each other?
Step-by-step explanation:
Let's first figure out how far each of them traveled before they meet. Let TIME be the time in hours since they began traveling.
Domingo traveled a distance of 55 * TIME miles
Bethany traveled a distance of 60 * TIME miles
We know that their total distance is 575 miles. So we can write the equation:
55 * TIME + 60 * TIME = 575
Simplifying this equation, we get:
115 * TIME = 575
Dividing both sides by 115, we get:
TIME = 5
So they meet 5 hours after they began traveling. Since Domingo left at 1 p.m., he will meet Bethany at 6 p.m.
They will pass each other at 6 pm.
Given,
Domingo and Bethany drove along the same highway but in opposite direction.
Let's first figure out how far each of them traveled before they meet.
Let x be the time in hours since they began traveling.
Domingo traveled a distance of 55 * x miles
Bethany traveled a distance of 60 * x miles
We know that their total distance is 575 miles. So we can write the equation as,
55 * x + 60 * x = 575
Further simplifying this equation, we get:
115 * x = 575
x = 5
So they meet 5 hours after they began traveling.
Since Domingo left at 1 p.m., he will meet Bethany at 6 p.m.
Learn more about speed, distance, time,
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Please help! I'll give brainliest
Answer:
a) = 300
b) = 3,000
c) = 30,000
d) = 300
Therefore, a) and d) are the correct answers to select that are equal to 300.
When 142 is added to a number, the result is 64 more than 3 times the number. Find the number.
Step-by-step explanation:
We will use 'x' as the number.
You convert the problem to an equation.
142+x=64+3(x)
Then you subtract 142.
142+x=64+3(x)
-142 -142
x=-78+3(x)
Now you subract 3x.
x=-78+3x
-3x -3x
-2x=-78
Finally, you divide.
-2x=-78
/-2 /-2
x=36
Hope it helps!
Answer:
the answer would be 490
Step-by-step explanation:
Which expression is equivalent to (c^9(d^5)^4)/(c^3)for all values of c for which the expression is defined?
A. c^3d^9
B. c^3d^20
C. c^6d^9
D. c^6d^20
Answer:
D- 6^6d^20
Step-by-step explanation:
ANSWER PLEASE AND THANKS!
Answer:
Volume of cube-shaped box = 91.125 cubic inches
Ex:
The formula is V = s^3, where, s is the side length and V is the volume. Thus plugging in, we get:
\(V= s^{3}\)
\(V= (4 \frac{1}{2} )^{3} \\\)
\(V= (4.5)^{3}\)
\(V=91.125\)
(b) Volume for this one is 729 cubic inches
Since the volume of a single box o(cube-shape) is 91.125 cu. in., and the volume of larger box is 729, we can divide 729 by 91.125 to find how many of them would fit the large box. So 8.
A triangle has side lengths of (6v+2) centimeters, (6v+5) centimeters, and (3w-2) centimeters. Which expression represents the perimeter, in centimeters, of the triangle?
ILL GIVE YOU BRAINS :)
The expression that represents the perimeter is \(12v + 3w + 5\)
Definition of PerimeterThe perimeter of a figure is defined as the total length of the outer boundary of that figure. It is the sum of length of each side of a figure.
Calculation of Perimeter of given triangle:Given,
The triangle has sides of length \((6v+2)cm, (6v+5)cm\) and \((3w-2) cm\).
The perimeter can be calculated by adding the sides.
⇒ \((6v+2) + (6v+5) + (3w-2)\)
Now, like terms and constants can be written together
⇒ \(6v + 6v + 3w + 2 + 5 - 2\)
⇒ \(12v + 3w + 5\)
Hence, the expression that represents the perimeter of given triangle is \(12v + 3w + 5\).
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Pls answer ASAP ....
Answer:
P=10/36=5/18
Step-by-step explanation:
if two dices are thrown the events(E)={36,45,54,63,46,55,64,56,65,66}=10
S (sample space)=36 because there are 2 dices.
soP=E/S=10/36=5/18
What is five-eights divided by four?
Please answer using fractions!
Will give brianliest
Answer:
5/8 ÷ 4 = 5/32
Step-by-step explanation:
Answer: 0.156
Step-by-step explanation:
first find out what 5/8 is, = 0.625
then divide by 4, 0.156
Which scenario can be modeled by the linear function
y = -15x + 500?
A. The temperature on Jupiter is
15℉ and increases by 500℉ every day.
B. There is a population of 500 giraffes in Western Africa that decreases by 15 giraffes each year.
C. A carpet cleaning service charges $500 plus an additional $15 for every hour.
D. A membership fee for a movie streaming service is free, but each rental costs $15.
Raul is investigating the prices of boxes of cereal at his local grocery store. He collected the cereal prices shown below. All the values are in dollars.
Create a fully labeled line plot to represent Raul’s data
Answer:
Step-by-step explanation:
there are 18 units
1 x 3.00 3 x 3.50 4 x 4.00 3 x 4.50 2 x 5.00 3 x 5.50 1 x 6.00 1x 6.50
Line plot x (unit total cereal ) 0-1 1-4 4-9 9-12 12-14 14-17 17-18 18-19
so needs to be numbered to 20
Line Plot y (Unit Price $ ) 0 -3 0 - 3.5 0-4 0-4.5 0-5 0-5.5 0-6 0-6.5
so needs to be numbered to 7
How many solutions does the system have? { � = 9 � − 5 � = 9 � + 6 ⎩ ⎪ ⎪ ⎨ ⎪ ⎪ ⎧ y=9x−5 y=9x+6 Choose 1 answer: Choose 1 answer: (Choice A) Exactly one solution A Exactly one solution (Choice B) No solutions B No solutions (Choice C) Infinitely many solutions C Infinitely many solutions
Option (C) Infinitely many solutions
C. How many pieces of siding need to be purchased? Justify your reasoning.
Answer:14025
Step-by-step explanation:
Because 25x33x17=14025
Write an equation that reflects this relationship using to represent the amount of fish in grams and to represent the number of calories.
Answer:
y=3/4x
Step-by-step explanation:
If the line goes over by 30 and up by 40, it is 40y=30x, and simplified and in slope-intercept form, it is y=3/4x
You pick a card at random. 6 7 8 9 What is P(divisor of 70)? Write your answer as a percentage. %
Answer:
Step-by-step explanation:
A housepainter mixed 5 gal of blue paint with every 9 gal of yellow paint in order to make a green paint. Which ratio of gallons of blue paint to gallons of yellow paint will make the same shade of green paint?
A. 30:54
B. 10:45
C. 27:15
D. 6:10
Answer:
C
Step-by-step explanation:
The base of this pyramid is a rectangle. How many congruent faces does this pyramid have?
The pyramid has 4 congruent faces.
The pyramid has 5 congruent faces.
The pyramid has 1 pair of congruent faces.
The pyramid has 2 pairs of congruent faces.
Answer: The Pyramid has 2 pairs of congruent faces
Step-by-step explanation:
The explanation of congruent is the face has the same shape and same size. On rectangle pyramid, the height triangle are 2 same faces and 2 same faces, so it has 2 pairs of congruent faces
BRAINLIEST!!!!!!!!!!!!!!!!!!!!!!!!
The table shows the relationship between the time and distance a car travels. What is the missing value?
Hours Miles
1 55
2 110
3 165
4 ?
Use the table for 12–15. Circumference (ft) 15 20 35 40 45 20 Height (ft) 15 20 17 22 28 12 The table shows the circumference and height of six trees in a forest. 12. Make a scatter plot and draw a trend line. 13. Write an equation for the trend line. ________________________________________ 14. What type of association does the trend line show? ________________________________________ 15. Predict the height of a tree that has a circumference of 40 fee
Answer:
14. association trend
15. i say 20
Step-by-step explanation:
hope helps
A cylinder has a radius of 4.5 cm and height 19 cm. What is the surface area of the cylinder in terms of ? Apply the formula SA = 2B + Ph
Please help ASAP! -screenshot-
Brainlist 2 correct answers!
Answer:
P(not blue) = 1 - P(blue) = 1 - 10/50 = 40/50
= 4/5
P(2) = 5/20 = 1/4 = 25%
Ruben digs a hole at the beach that is 4.8 feet deep. Brian uses the sand Ruben digs up to build a sand castle that is 2.5 feet tall.
Which statement correctly compares the depth of Ruben’s hole and height of Brian’s castle?
A. |–4.8| > |2.5|
B. |–4.8| < |2.5|
C. –4.8 > 2.5
D. |–4.8| < 2.5
Answer: Hope this helps you!
A. |–4.8| > |2.5|
Step-by-step explanation:
When, you compare the distance between stuff, you always compare the absolute value of each thing. And even this equation does not ask for the distance between stuff, it still does require you to compare it with absolute value. The negative sign is only their because they are digging up the ground and not adding to the ground. However, when comparing it, we want to find what is deeper, so we use absolute value making it both positive to compare it fairly. However, if it asked which one was less deep you will use the negative signs. But based on this situation, you don't need to.
BRAINLIEST?Answer: give the other person brainliest :)
Step-by-step explanation:
6. As part of a science project, Juaquim
built the figure shown.
6a. How much space does the figure take up?
6b. What are the dimensions of the three
rectangular prisms you used to find the
volume of the figure?
14 in.
5 in.
6c. Draw lines on the figure to show how you could have divided it into
prisms differently.
14 in.
16 in.
6
-16 in.
5 in.
Answer:
Volume (V) = Area of base × height of the prism
please help have loads of homework
Answer:
3y
Step-by-step explanation:
4y +2y - 3y
as they all have the same letter (y). they may be simplified.
4y+2y = 6y
6y - 3y = 3y
Please help! I cannot figure this out.
X=60°
[ACCORDING TO THE PICTURE]