Solve: SHOW ALL WORK

1) 5 + y = -12

2) h + 12 = 57

3) r – 23 = -21

4) 8n = -72

5) 0.7g = 4.2

6) 0.5f = 12.25

p.149 answers

4) $175) 46) 7:50 A.M.7) 19,200 tennis balls8) About 10,000mi2

9) 14 years old10) -282 ft

11) Box 6 by 612) 1250 ft13) 1,774,074 more in.14) Yes, $19.77 15) answers vary use $2

3-5 Solving 2-step Equations

• Has two different operations

• Write the Equation• Then, undo addition or

subtraction • Next, undo

multiplication or division

• Write the solution• Check your solution

2x + 6 = 14 -6 -6 2x = 8 ÷2 ÷2 x = 4

√ 2(4) + 6 = 14

Examples

1) 4x + 5 = 13

2) -3n – 8 = 7

3) -5g + 8 = -2

4) 1 + 2y = -3

5) -2 + 6w = 10

6) 8y + 15 = 71

7) 13 – v = 25

8) -9 – 5p = -44