Test Review

Combine Like Terms

100

7x - 2x +1

5x + 1

200

7x + 5x + 8y - 12x

8y

300

2( 6x - 3)

12x - 6

400

1(15 + x ) + 2x

3x + 15

500

Can you describe a difference between an equation and an expression?

any correct answer.

Distributive property

100

4(3x - 7y)

12x -28y

200

5(x - 5)

5x +25

300

6(x + 11) + 8(x - 5)

What is 14x + 26?

400

3(19 - 2g) - 56 + 8g

2g + 1

500

What does distribute mean?

Any correct answer

Solve Equations by +/-

100

b + 5 = 12?

b = 7

200

4 + x = 10

x = 6

300

m - 45 = 151

m = 196

400

-45 = x - 46

x = 1

500

-36 = 5 - x

x = 41

Solve Equations by Mult/Div

100

9x = 81

x = 9

200

e/4 = 23

e = 92

300

What is the inverse (opposite) of multiplication?

division

400

16x = 144

x = 9

500

1/3x = 9

x = 27

BONUS

100

-7 +(-14)

What is -21?

200

-21-(-8)

What is -13?

300

8^{4 =}

4096

400

-4(-13)(-2)

What is -104?

500

Which is greater? -1 or 0.

0