Ch. 2 Test Review: Solving Equations

Multi-Step Equations

100

Solving Equations

4x + 3 = 7

x = 1

200

Solving Equations

4(6 + 3x)+8x = 124

x = 5

300

Solving Equations

-108 = -8(x + 6) - 4

x = 7

400

Solving Equations

72 = 2(5a + 6) + 2a

a=5

500

Solving Equations

-(k + 51) - 20k = 7(-3k - 8) + 5

Infinite Solutions

Multi-Step Equations w/ Variables on Both Sides

100

Solving Equations

5n - 2 = 8n - 14

n = 4

200

Solving Equations

-4(-8p + 1) = -4 - 8p

p = 0

300

Solving Equations

6(6n - 2) = 8n - 40

n = -1

400

Solving Equations

5x + 5 + 4x = 4 - 3x + 6

x= 5/12   

500

Solving Equations

-5(n - 4) = - 16 - 5n

no solution

Literal Equations

100

Solve: I=Prt for t

I/pr = t

200

Solve Ax + By = C for y

y= (C-Ax)/B

300

4/3(p-q)=r   

Solve    p.

p=3/4r+q

400

Solve 1m + 2n²= 7m for n

n=sqrt(3m)

500

Given x = 2,  y= -3 and z=5

Evaluate:  3z - |2y - x|

7

Absolute Value Equations

100

How many solutions can you have when solving absolute value equations?

Two or None

200

Write an absolute value equation for a graph that has solutions at -5 and 11.  

|x - 3| = 8

300

8|m-1| = 40

m=-4 and m=6

400

5|4p+4| = -40

no solution

500

2|g-5|+7 = 13

g = 2 and g = 8

one or two step Equations

100

-8 = 4 + x

x= -12

200

-7 + (x + 12)  = 0

x = -5

300

2/3x-2=1/4

x= 27/8

400

5 - x = -8

x= 13

500

1/2x-5=11

x= 32