Ch 2 Linear Equations (1,2,multi-step, VOBS, Ratios & Proportions)

1-Step Equations

100

x + 17 = 28

What is

x = 11?

200

x - 25 = -50

What is 

X = -25 ?

300

-7x = 63

What is

x = -9 ?

400

x - (-4) = 10

What is

x = 6 ?

500

x/7 = -8

What is

x = -56 ?

2-Step Equations

100

-2x - 4 = 8

What is

x = -6 ?

200

2x + 6 = 6

x = 0

300

x/10 + 2 = 10

What is

x = 80?

400

-3=x/-5-17

What is

x = -70?

500

(x+6)/-3=-4

What is 

x = 6 ?

Multi-step Equations

100

3(2x - 9) = 3

What is

x = 5 ?

200

3x + 4 + x + 2 = -30

What is

x = -9 ?

300

2 +9(x - 1) = 2

What is

x = 1 ?

400

2(x + 3) + 1 = 31

What is

x = 12 ?

500

2x - 1 +2(x - 1) = - 7

What is

x = -1 ?

VOBS

100

3x = 45 - 6x

What is 

x = 5 ?

200

-4x - 1 = -3x + 5

What is:

x = -6 ?

300

- 4c = 4 - 4 (5c + 5)

What is 

x = -1 ?

400

4x + 2x - 12 = -8 + 7x - 1x - 4

What is

All Real Numbers?

500

-5 (9 - 5x) - 2 = -194 + 4x

What is

x = -7 ?

Ratios & Proportions

100

2/11=6/x

What is

x = 33?

200

9/10=4/x

What is

x= 40/9 ?

300

3/5=6/(x-1)

What is

x = 11 ?

400

-1/2=6/(c-2)

What is

x = -10?

500

The ratio of Thor's money to Spiderman's money is 10:5. If Thor has $30, how much money does Spiderman have?

What is

$15 ?