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1 step equations

100

x+3=7

x=4

200

5x=20

x=4

300

x/4=3

x=12

400

-3x=9

x=-3

500

2x/5=6

x=15

2 step equations

100

2x+3=7

x=2

200

3x - 4=11

x=5

300

x/2+5=9

x=8

400

−4x+7=3

x=1

500

3x/5 - 2=7

x=15

word problems

100

Sarah has 3 apples. She buys some more apples and now has 7 apples. How many apples did Sarah buy?

4 apples

200

John has 5 times as many pencils as Tom. Tom has 4 pencils. How many pencils does John have?

20 pencils

300

Emma buys some packs of stickers. Each pack has 6 stickers. She buys 4 packs and now has 30 stickers. How many stickers did Emma have before?

6 stickers

400

A rectangle’s length is 3 meters more than twice its width. If the perimeter of the rectangle is 36 meters, what is the width?

5 meters

500

A car rental company charges a flat fee of $50 plus $0.20 per mile driven. If the total cost for renting a car was $86, how many miles did the car drive?

180 miles

vocabulary

100

sum

definition- the result of adding two or more numbers

200

Quotient

Definition- the result of dividing one number by another.

300

Variable

Definition- a symbol, usually a letter, that represents an unknown number.

400

coefficient

definition- a number that multiplies a variable.

500

Distributive property

Definition- multiplying the number outside the parentheses by each number inside the parentheses.