Solving Linear Equations

Solving One and Two-Step Equation

100

r-21= -37

r = -16

200

r + 12 = -19

r = -31

300

6x = -42

x = -7

400

6 = 4v +2

v = 1

500

x/5 - 4 =12

x = 80

Simplifying Expressions

100

7(2x +4)

14x + 28

200

3(x - 10)

3x - 30

300

7x + 9x - 8y + 3y

16x - 5y

400

5(3x - 10) + 9x

24x - 50

500

9(2x + 8) - 10 + 2x

20x + 62

Solving Multi-Step Equations

100

4(2x - 10) = 40

x = 10

200

3x + 10x = 39

x = 3

300

2(3x - 1) + 2 = 36

x = 6

400

7(x + 8) -5x = 48

x = -2

500

(4d + 5)/7 = 7

d = 11

Solving Equations with the Variable on Each Side

100

n-2=4 - 2n

n = 2

200

3-4q = 10q +10

q = 0.5

300

5t - 9 = -3t +7

t = 2

400

3(1 +d)-5 = 3d -2

All Solutions

500

4(f -2) = 4f

No Solution

Solving Equations & Formulas

100

5x = y solve for x

x= y/5

200

yx - a = c solve for x

x = (c + a)/y

300

ay - b = c solve for y

y= (b + c)/a

400

3x - 4y = 7 solve for y

y= (3x - 7)/4

500

y = mx + b solve for x

x = (y-b)/m