Solving Equations

Solve Equations 1

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

Solve Equations 2

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

Expressions

100

Solve. 8b + 3b = 121

b = 11

200

Solve. 19x - 24x = -25 

x = 5

300

Simplify. 3 + 5(a + 4)

5a + 23

400

Simplify. - (2b - 4)

-2b + 4

500

Simplify. 7(t + 8.5) - 5t + 4

2t + 63.5

2-Step Equations

100

4x + 1 = 13

x = 3

200

-8x + 3 = -29

x = 4

300

7 = -3x - 2

x = -3

400

-6(m + 1) + 18 = 24

m = -2

500

x/-2 + 13 = -15

x = 56

Equations Grab Bag

100

2x = -18

x = -9

200

The sum of 3 consecutive integers is -57.  What are the integers?

-20, -19, -18

300

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

x = 5

400

When solving 2-step equations what do you do first?

Add/Subtract

or

Multiply/Divide

Add/Subtract

500

Name and explain the method used to tell if your solution is correct.

Check your solution.  Substitute it into the original equation and see if it makes it a true statement.