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Order of Operations

100

10 - 6 + 12 - 3

13

200

6 x 5 / 6 x 5

25

300

5³ - 100 / 4 + 6

106

400

-2(6 + 2)²

-128

500

7 + (-2)⁵ / 4 + 19 

18

Simplifying

100

3x + 7x - 4x 

6x

200

-5 + 9y - 3 - 12y

-8 - 3y or -3y - 8

300

2(4k + 3) - 7

8k - 1

400

4t² - 3t + 2t² - 10 + 5t

6t² + 2t - 10

500

.5(-12x - 7) + 8(.25x + 1)

-4x + 4.5

Solving Equations

100

8x = 72

x = 9

200

3x - 5 = 13

x = 6

300

8 - 3y = -16

y = 8

400

10x - 15 = -7 + 2x

x = 1

500

3(x - 2) + 5 = -5(2 - 2x)

x = 1

Inequalities

100

Solve: x + 3 <= 8

x <= 5

200

What do you draw to represent < or > on a number line?

Open Dot

300

 7 > 5x - 8 

3 > x  or  x < 3

400

4 - 10x > 44

x < -4

500

Solve the inequality: 7x - 4 > 5x + 2

x > 3

Vocabulary

100

Numbers that are non-repeating and non-terminating

Irrational Numbers

200

3x + 4x + 9 is an example of a(n) ____, because there is no equal sign

Expression

300

3x and 4x can be combined because they are ____ _____

Like terms

400

3(x + 4) = 3x + 12 demonstrates what property?

Distributive Property

500

1, 2, 3, 4... are considered what kind of numbers?

Integers