Solving Linear Equations

One-Step Equations

100

r + 2 = 4

What is r = 2?

200

6x = -42

What is r = -7?

300

(5/2)a = -25

What is r = -10?

400

5x = y solve for x

What is x= y/5

500

x² = 100

What is x = 10?

Solving Multi-Step Equations

100

4p - 7 = 5

What is p = 3?

200

(y/3) + 1 = 12

What is y = 33?

300

(c/-4) -8 = -20

What is c = -48?

400

ay - b = c solve for y

What is y= (b + c)/a

500

-2z - 15 = - 25

What is z = 5?

Solving Equations with the Variable on Each Side

100

n - 2 = 4 - 2n

What is n = 2?

200

5t - 9 = -3t +7

What is t = 2?

300

2(4 +d) = 3d - 2

What is d = 10?

400

4(x + 3) = x - 12

What is x = - 8?

500

5( -u + 1) = u

What is u = (5/6)?

Ratios, proportions, & % Problems

100

Solve the proportion (x/10) = (2/20)

What is x = 1?

200

Solve the proportion (6/15) = (n/15)

What is n = 18?

300

Solve the proportion (15/10) = (5/y)

What is y = 3.33333?

400

Solve the following problem: "20 is 10% of what number?"

What is 200?

500

Solve the following problem: "What number is 30% is of 5?"

What is (3/2)?

(or What is 1.5?)