equations
3x - 15 = -21
-2
What is the slope of 2x + 3y = 6
-2/3
factor x^2 +10x + 16
(x + 8)(x + 2)
Name three perfect squares and their roots
answers will vary
The slope of the function -2x+y=-7
2
-4( 2 - x) = 24
x = 8
Write an equation parallel to y=3/4 x -3 and contains the point ( 0,5) (use slope intercept form)
y = 3/4 x + 5
factor x^2 - 49
(x + 7)(x - 7)
simplify square root of 24 x^3 y^2
2xy times the square root 6x
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
4x + 3( x-2) = 5x - 20
x = - 7
What is slope of equation perpendicular to 2x -5y = 6
-5/2
Multiply (2x+3)(3x-1)
6^2 -7x - 3
the simplified form of the square root of 50
5 times the square root of 2
You purchase a stereo system for $830. The value of the stereo system decreases 13% each year. What is the value of the system after 3 years?
$546.56
Which is an equation of the line in slope intercept containing the points (-1,5) and (3,9)?
y = x + 6
factor 2x^2 -11x -21
(2x + 3) ( x -7)
What is the quadratic formula and why do you use the quadratic formula?
-b +- the square root of b^2 -4ac divided by 2a to find the x-intercepts or roots of an equation
At a baseball game, Jose bought five hot dogs and three sodas for $17. At the same time, Allison bought two hot dogs and four sodas for $11. Find the cost of one hot dog and one soda.
hot dogs $2.50 soda $1.50
Find 3 consecutive integers whose sum is 48.
15,16,17
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 2 x+5, a width of 3x and a height of 4x - 1.
24x^3 + 54 x^2 - 15x
The third root of 125 squared
25
find x and y
[-2 3 x] -3[-y -5 7]= [4 18 6]
x+y=-29
x = -27 y =-2