3x - 15 = -21
-2
factor x2 +10x + 16
(x + 8)(x + 2)
Paco went to the movies. He spent a total of $50. He spent $10 on food and saw 8 movies. How much did each movie cost?
5
find a value of x and y if
-23x - 3(-y - 57)= 4186
x = -27 y =-2
-4( 2 - x) = 24
x = 8
factor x2 - 49
(x + 7)(x - 7)
Find 2 integers that have a sum of 48 and a difference of 14.
31 and 17
If you are buying an item at a store for a price of $22, and there is a 8.1% tax added on top, what would be the total amount due at the register, to the nearest cent?
$23.78
4x + 3( x-2) = 5x - 20
x = -7
Find the area of a rectangle if the length is 2 more than 5 times the width.
5x2 + 5x or x(2+5x)
2x + 3 < -5x -4
x < -1
solve x+5/12 = x-2/8
no solution
factor 2x2 -11x -21
(2x + 3) ( x -7)
Fireworks are fired from the roof of a building. The equation h = -16t2 + 84t + 100 models the height, h feet, of the fireworks at any given time, t seconds.
How high were the fireworks 2 seconds after they left the roof?
204 feet
Create a boxplot for the data set.
6,6,6,10,11,11,12,12,14,15,15,16,16
What percentage of the data is less than or equal to 12?
50%
−1−(6x+3) = −2(8x−3)+1
x = 1.1
A business purchases a computer for $2000. The value of the computer depreciates $400 per year. Which linear equation gives the value y of the computer after x years?
y = 2000 - 400 x
What is volume of a rectangular prism with a length of 2x+5, a width of 3x and a height of 4x - 1.
24x3 - 66 x2 - 15x or 3x(2x+5)(4x-1)
A group of friends wants to go to the amusement park. They have no more than $65 to spend on parking and admission. Parking is $9.75, and tickets cost $16.25 per person, including tax.
Write and solve an inequality that can be used to determine p, the number of people who can go to the amusement park.
16.25p + 9.75 ≤ 65
p ≤ 3.4