Algebra Basics Review

Order of Operations

100

(6 - 1) * 2

10

200

2 - 5/5 

1

300

6 / (3 - 1) + 1

4

400

6 * 4 - (2 + 3)

19

500

3² + 1 + 2 * 4

18

Distribute & Combine

100

3 + 2x - 10

-7 + 2x

200

-3n + 2n

-n

300

8(10n - 3)

80n - 24

400

-4(5x + 4) - 10x

-30x - 16

500

2 + 6(6x + 2)

14 + 36x

Writing Expressions

100

Write as an algebraic expression: x increased by 9

x + 9

200

Write as an algebraic expression: n decreased by 17

n - 17

300

Write as an algebraic expression: w more than 8

8 + w

400

Write as an algebraic expression: the sum of a number and 7

n + 7

500

Write as an algebraic expression: 10 less than z

z - 10

Solving Equations

100

v - 10 = -7

v = 3

200

-266 = -19v

v = 14

300

7 = p/7 + 5

p = 14

400

123 = 9 - 6a

a = -19

500

70 = -10(x + 3)

x = -10

Real Number System

100

What subset of real numbers does pi belong to?

Irrational numbers

200

What subset(s) of real numbers does -5 belong to? (2 ANSWERS)

Integer and rational

300

What subset(s) of real numbers does 1/2 belong to? (1 answer)

Rational

400

What subset(s) of real numbers does 6 belong to? (4 ANSWERS)

Natural, whole, integer, rational

500

What subset(s) of real numbers does 7 belong to? (4 ANSWERS)

Natural, whole, integer, rational