Solving Equations

Two-Step Equations

100

Solve: 4x + 7 = 23

x = 4

200

Solve: y/3 - 4 = -2

y = 6

300

Solve: 5r + (-9) = -4

r = 1

400

Solve: (a + 7)/3 = -2

a = -13

500

Solve: -6 - x = 10

x = -16

Multi-Step Equations

100

Solve: 2x - 9 + 5x = 5

x = 2

200

Solve: x + 4x + 1 = 26

x = 5

300

Solve: 2(3x - 4) = 10

x = 3

400

Solve:  -5(6n + 6) = -30

n = -2

500

Solve: 5(y - 2) = 5

y = 3

Mix

100

Solve: 

-2a=16

a=-8

200

Solve: 13.5 / .5

27

300

Which is smaller: 

a. 7k - 11 = 10   or    b. 13.5/.5

a. 3

400

Which is greater: 

a. c/-3 = -6   or     b. 8.5 x 3.5

B. 29.75

500

Solve for w:

P = L x W

W = P/L

Fractions

100

Solve: 1/5 + 2/5

x = 3/5

200

Solve: 3/ 1/2

6

300

Which is greater?

5/6 or 7/9

5/6

400

Place the fractions in order greatest to least. 

1/2, 1/3, 1/8

1/2, 1/3, 1/8

500

Which fractions are equivalent (equal the same)? 

(1/2 = 2/5), (1/3 = 2/6), (1/8 = 2/10)

1/3 = 2/6

Decimals

100

Solve: 2.3+4.8

r=7.1

200

Solve: 2.25 - 1.15

1.1

300

Which is smaller? 

3.32 or 3.320

They are both the same

400

Place the decimals from greatest to least. 

(1.2, 1.45, 1.09)

1.45, 1.2, 1.09

500

Which decimals are equivalent (equal the same)? 

a. 2.52 and 2.5

b. 4.54 and 4.45

c.6.1 and 6.10

c. 6.1 and 6.10