Intro to Solving Equations

One Step Eq.+ or -

100

x+5=9

x=4

200

x-3=-8

x=5

300

5+x=3

x=-2

400

x-4=3

x=7

500

-5=6+x

x=-11

One Step Eq.* or /

100

x/2=4

x=8

200

3x=-21

x=-7

300

x/-5=-9

x=45

400

-7x=42

x=-6

500

x/12=-5

x=-60

Two step Eq.

100

5x-9=71

x=16

200

-3y-4=14

y=-6

300

-4m-48=36

m=-21

400

x/-3-4=6

x=-30

500

x/2+3=9

x=12

Two Step Eq.

100

5x-5=40

x=9

200

2p+3=11

p=4

300

8x+22=94

x=9

400

x/4-8=2

x=40

500

25+x/-3=26

x=-3

Multi Step Eq

100

-20=-4x-6x

x=2

200

a+5=-5a+5

a=0

300

8x-2=-9+7x

x=-7

400

5p-14=8p+4

p=-6

500

8x+6=4x-14

x=5

Multi Step Eq

100

-10p+9p=12

p=-12

200

-r+11-8r=29

r=-2

300

14+13y=-20y-21

y=-7

400

-15b+21+5b=-19

b=4

500

3x-12=-4x+2

x=14

VOCAB

100

What is a variable?

The letter in the equation

200

What is the main goal when solving equations?

Isolate the variable 

300

What is the number in front of the variable alled?

Coefficient 

400

What kind of operations do we use when solving equations?

Inverse Operations

500

What is a like term?

They are terms that have the same variable and the same power or exponent.