Unit 6 Review

Vocabulary

100

What is the difference between an expression and an equation?

Expressions don't have equals signs and equations do have equal signs

200

What does inverse operation mean?

Opposite operations

300

What does reciprocal mean?

Opposite number

400

a) What does an exponent tell you to do?

b) What is the name for an exponent of 2?

c) What is the name for an exponent of 3?

a) It tells you how many times to repeatedly multiply the base by itself

b) Squared

c) Cubed

500

Give the proper algebraic names for the different parts in this equation: 2x + 5 = 13

2:

x:

5:

13:

2: coefficient

x: variable

5: constant

13: solution

One Step Equations

100

q - 16.35 = 17.8

q = 34.15

200

2.17 + x = 5

x = 2.83

300

7r = 105

r = 15

400

13 = d

        6

78

500

2 j = 3

5      4

j = 1 7     or     1.875

        8

Multiple Step Equations

100

2y + 4 = 14

x = 5

200

3x - 5 = 13

x = 6

300

6s + 18 = 24

s = 1

400

5t + 4 + 6t = 59

t = 5

500

2(3n +9) = 30

n = 2

CLT & DP & F

100

Combine Like Terms:

9x + 22x³ + 4x² - 5x + 8x² - 2x³

20x³ + 12x² +4x

200

Distributive Property:

3p(m + 4n + 6)

3mp + 12mn + 18p

300

Factorization:

16pq + 24pqr - 32p

8p(2q + 3qr - 4)

400

Factorization:

36t + 40t - 160st - 20t

4t( 9 + 10 - 40s - 5)

500

Distributive Property, then Combine Like Terms:

2(4 - 9z - y) + 2(7 + 3y) - 3z

22 + 15z + 4y

PEMDAS

100

10 - 18 / 3 + 1

5

200

4 x 7 - 6² / 3

16

300

3(12 - 5) + 8 x 4

53

400

6 x 3 + 4 x 8 - 3³

23

500

4(3 x 2) + (8 - 3)² - 6² + 3 x 9 - 2³ + 1

33