Linear Equations, Inequalities, Proportions

Linear Equations

100

What is the solution to 

x - 2 = 0 ?

x = 2

200

Find the value of x that satisfies:

2x - 1 = 4.

x = 5/2

300

Solve: 

4n - 2n = 4

n = 2

400

Solve for r: 

-3(1+6r) = 14 - r

r = -1

500

Solve the equation: 

10p + 9 - 11 - p = -2(2p+4) - 3(2p-2)

p = 0

Linear Equations

100

What is the solution to:

x + 3 = 1 ?

x = -2

200

Find the value of x that satisfies:

3x - 1 = -2.

x = -1/3

300

Solve: 

-1 = -3r + 2r

r = 1

400

Solve for n: 

-16 + 5n = -7(-6 + 8n) + 3

n = 1

500

Solve the equation: 

10(x + 3) - (-9x - 4) = x - 5 + 3

x = -2

Linear Inequalities

100

What is the solution to: 

x - 2 > 0 ?

x > 2

200

Solve the inequality: 

3x - 2 < 0

x < 2/3

300

Solve: 

4x + 1 - 1 > -8

x > -2

400

Solve for a: 

-5(1 - 4a) > -5

a > 0

500

Solve the inequality: 

-6(1+2x) > 6(2x - 1) + 2x

x < 0

Proportions

100

Solve for x

3/2=x/4

x = 6

200

Solve for x

(2x)/10=2/5

x =2

300

Hank's pickup can travel 75 miles on 5 gallons of gas. How many gallons will Hank's pickup need to travel 45miles?

x= 3

400

Solve for a:

(a-5)/4=3/8

a = 6.5

500

Solve for y

3/(3y+7)=2/(y-7)

 

y=-35/3