Equations!

Equations with Variables on Both Sides

100

6x = 3x + 21

x = 7

200

7x - 3 = 6x + 1

x = 4

300

3(2x + 1) = 4x - 3

x = -3

400

4(x + 2) - 7 = 4x + 5

No Solutions!

500

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

All real solutions!

Solving by Combining Like Terms

100

5h + 2 + 2h = 23

h = 3

200

3b + b - 8 = 4

b = 3

300

3a + 12 - 6a = -9

a = 7

400

-6 = -3y + 4 + 5y

y = -5

500

78 = 3c + 12 - c + 4

c = 31

Solving by Using the Distributive Property

100

2(x + 5) = 14

x = 2

200

5(d - 2) = 40

d = 10

300

7(4 - t) = -84

t = 16

400

-2(x - 9) = -24

x = 21

500

-13(4 + 2a) = 208

a = -10

Equation Grab Bag

100

4x + 9 = 33

x = 6

200

x + 3x = -8

x = -2

300

Solve for x. 

(2x + 19) / 3 = 5

x = -2

400

Solve for x. 

213 - x = 133

x = 80

500

7k - 8 + 2(k + 12) = 52

k = 4

Literal Equations

100

Solve for m.

d = n + m

m = d - n

200

Solve for W.

9 = LW

W = 9 / L

300

Solve for A.

h = A / 2

A = 2h

400

Solve for r. 

K = 3r - s

r = (K + s) / 3

500

Solve for B.

A = 3B + 4C

B = (A - 4C) / 3