Final Exam Review

Solving Equations

100

Solve: 2(2x + 2) = 20

x = 4

200

Solve: 3x + 4 = 7

x = 1

300

Solve: 3x + 3 - 2x = 21

x = 18

400

Solve: 4x - 5 - 3x + 2 - 2x = 9

x = -12

500

(2x + 4)/3 = 6

x = 7

Miscellaneous

100

Algebra: Is this a function: {(1, 2), (2, 3), (2, 4)} 

Algebra: No 

200

(x + 7)(2x + 3)

2x^2 + 17x + 21

300

Create an input/output table for the following function:  3x²

-2 --> 12

-1 --> 3

0 --> 0

1 --> 3

2 --> 12

400

What inputs would work if you were trying to graph a square root function? 

No negatives!! 

0, 1, 4 , 9 

500

f(x) = -4x² + x - 6

What is f(-1)? 

-11 

Lines

100

What the slope is between the points (8, 6) and (-4, -7)

m = 13/2

200

In the equation y = mx + b:

a) what is this equation for?

b) what do the m and b stand for?

a) equation of a line in slope intercept form

b) slope, y - int

300

Find the slope and y-intercept: y = 3x + 5

m = 3

b = 5

400

Find the equation of a line if the slope is 2 and passes through the point (0, 6)

y = 2x + 6

500

Find the equation of a line that passes through the points (5, 10) and (-5, -10). 

y = 2x 

Math Rocks

100

-3 + 8

5

200

What is -4/7 + 1/5 

-13/35 

300

What is x⁵ divided by x³

x²

400

Simplify: 22p - 7p + 19 - 15 - 12

15p - 8

500

What is 5/6 divided by 4? 

5/24

Simplify

100

(5 - x) - 4

1 - x

200

7(3 * 2x)

42x

300

Simplify:

 (2 * 3) + (7 * 4) + 2 * (8 - 6) 

38

400

Simplify: -(x + 7) -2(4x + y)

-9x -7 -2y

500

Simplify: 1/4(-4 + 16x) - 2/5(20x - 15)

5 - 4x