Adding and Subtracting Linear Equations

Adding Linear expressions

100

What is the sum of (7x-4)+(2-1/2x)

13/2x-2

200

What is the sum of (2x + 4) + 8?

12 + 2x

300

What is the sum of (8.4x+2.9)+(-3.7x+5)

4.7x+5.9

400

What is the sum of 5y + (-31 + 7y)

12y + (-31)

500

What is the sum 3c + (-45c + 22)?

-42c + 22

Subtracting Linear expressions

100

What is the difference of 6x- 2x?

4x

200

Which expression is obtained on subtracting 4x+6 from 7+2x

-2x+1 or 1-2x

300

What is the difference of (-54f - 7f) - 33

-61f - 33

400

What is (x/2+3)-(4x-3/4)

-7/2x+15/4

500

1/2(5-3z)+5

7.5-1.5z

Two Step equations

100

-4x +10 = 14

X=-1

200

8.4 = -2p +2.6

P=-2.9

300

3/4x - 6 = 6

X=16

400

1/4x- 8 = 2

X=40

500

4(x + 2) = 4

X=-1

Inequalities

100

3x + 2 > 8

X >2 

200

4 > 3.5x - 3

x < 2

300

3.5 + 1.1x < 7.9

X<4

400

-2x + 4 < -8

X>6

500

3/4 > -1/2x + 1/8

x > -1 1/4