Chapter 1 Review

One Step Equation

100

x+4=12

x=8

200

4x=88

x=22

300

x/2=16

x=32

400

**Double Jeopardy**

3.5x=56

x=16

500

-0.05x=25

x=-500

Two Step Equation

100

2x+4=0

x=-2

200

3x-27=33

x=20

300

4x+20=124

26

400

5x-25=-300

x=-55

500

0.25x-4=16

x=80

Three Step Equation

100

3x+6-9=27

x=10

200

4x+7x-44=99

x=13

300

3x-28x+45=520

x=-19

400

4x+3=2x+9

x=3

500

3x-8=x+24

x=16

Multi Step Equation

100

3(x+4)=12

x=0

200

2(2x - 5) - 4=30

x=11

300

**Double Jeopardy!!**

3x - 4 + 22x = 121

x=5

400

3(2x + 2) + 2x - 7 = 215

27

500

0.4(20x - 160) - 64 = 288

x=52

Mystery

100

Which type of fish is Nemo?

A clownfish

200

What colors are the spots on a common ladybug?

black

300

Which is the closest star to the Earth?

The sun

400

 Name the coldest place in the world.

Antartica

500

What is the name of the longest river in the world?

The Nile