Addition
Subtraction
Multiplication
Division
Miscellaneous
100

x + 4 = 25

x = 21

100

x - 2 = 6

x = 8

100

9x = 63

x = 7

100

x/4 = 9

x = 36

100

What is the term "x" called?

A variable

200

x + 13 = 10

x = -3

200

x - 9 = -1

x = 8

200

-3x = 39

x = -13

200

x/4 = -10

x = -40

200

List the FOUR operations used to solve one-step equations

Addition, Subtraction, Multiplication, Division (in any order)

300

x + 8 = -14

x = -22

300

x - 9 = -28

x = -19

300

-5x = -75

x = 15

300

x/-6 = -8

x = 48

300

What ever you do to one side of the equal sign...finish the sentence.

You do to the other side

400

36 + x = -24

x = -50

400

-25 + x = -15

x = 10

400

54 = -6x

x = -9

400

6 = x/-12

x = -72

400

What makes an equation DIFFERENT than an expression?

Equations have an EQUAL sign.

500

-16 = x + 16

x = -32

500

-24 = -18 + x

x = -6

500

-70 = 14x

x = -5

500

-4 = x/15

x = -60

500

What is the other more proper way to say OPPOSITE operations? (The fancy way)

INVERSE operations

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