Unit 2 - Equations Review

1 and 2 Step

100

Solve:

2x=16

x=8

200

Solve:

x/3=7

x=21

300

Solve for x:

x/y = dr

x=ydr

400

Solve:

x/4-8=-10

x=-8

500

Solve

-4x+7=7

x=0

Variables on Both Sides

100

Solve

4x-8=3x+2

x=10

200

Solve

4x-9=7x-12

x=-7

300

Solve

4x-12=12-4x

x=3

400

Solve

8x+4x=-10+x

x=-6

500

Solve

6-x=5x+30

x=-4

Multistep Equations

100

Solve

2(3x-2)=14

x=3

200

Solve

-5x + 3x -5=11

x=-8

300

Solve

70=7x-7(3x-20)

x=5

400

Solve 

-7x + 5(-x+15)=15

x=5

500

Solve

98=-6x-2(2x+6)

x=-11

How many Solutions?

100

Does this equations have one, infinite, or no solutions?

4x-3=2x+13

One solution

200

Does this equations have one, infinite, or no solutions?

4x+2=4x-5

No solutions

300

Does this equations have one, infinite, or no solutions?

2x+1=5x-8

one solution

400

Does this equations have one, infinite, or no solutions?

3(4x+3)-2=12x+7

Infinite solutions

500

Does this equations have one, infinite, or no solutions?

5(x-3)+6=5x-10

No solutions

Consecutive Integers

100

The sum of three consecutive integers is 6. What are the three integers?

1, 2, and 3

200

The sum of three consecutive even integers is 42. What are the three integers?

12, 14, and 16

300

The sum of three consecutive odd integers is 129. What are the three integers?

41, 43, and 45

400

The sum of three consecutive integers is 5 less than the greatest integer. What are the three integers?

-3, -2 and -1

500

Find two consecutive odd integers if twice the larger, increased by the smaller, equals 85

27 & 29