Equations

Two Step Equations

100

solve

2x + 1 = 3

x = 1

200

solve

-3x - 4 = 8

x = -4

300

solve

-4x + 3 = -9

x = 3

400

solve

8 = -x + 3

x = -5

500

solve

-8x + 20 = - 12

x = 4

Equations with Variables on Both Sides

100

solve

1 - 3x = 3x + 1

x = 0

200

solve 

-3 + 5a = 4a - 10

a = -7

300

solve

-16 + 3n = -8 - 5n

n = 1

400

solve

-6(k - 3) = -27 + 3k

k = 5

500

solve

4 + 6x = -3 + 7x

x = 7

Multi-Step Equations

100

solve

4n - 2n = 4 - 2

n = 1

200

solve 

-3(4r - 8) = -36

r = 5

300

solve

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

r = -1

400

solve

-10n + 3(8 + 8n) = -6(n -4)

n = 0

500

solve

6 = -3(x + 2)

x = -4

Two equations with parenthesis

100

solve

6(x + 3) = 48

x = 5

200

solve

-5(x + 2) = -70

x = 12

300

solve

9(x + 8) = 18

x = -6

400

solve

-3(x - 6) = 39

x = -7

500

solve(1/4)(x + 7) = 8

x = 25

Check Solutions

100

Check if t = 3 is a solution to

3t - 4 = 8

no the solution is t = 4

200

Is v = -1 a solution to the equation

-4v + 3 = 7

yes v = -1 is the correct solution

300

Check if u = -6 is the solution to 

-7u + 10 = -32

no the correct solution is u = 6

400

check if r = 5 is the solution to

-2x + 16 = -6

r = 5 is the correct solution 

500

check if p = 1 is a solution to

3(x - 1) + 1 = 1

p = 1 is the correct solution.