Problem Set

Chapter 2

Name______

Period______

  1. Class Problem #1

Solve each equation.

  1. m – 10 = 2
  2. y – 7.6 = 4
  3. -9 = b – 5
  4. x +5 = 6
  5. 2/3 + y = 1/4
  6. -18 =6 + w
  1. Class Problem #2

Solve each equation.

  1. n/6=5
  2. x/(-3)=18
  3. -1/4 m=8
  4. 3/8 p=-15
  5. 3a = 12
  6. 20 = -2x
  1. Class Problem #3

Solve:

  1. 7=2y -3
  2. 6a +2 = -8
  3. x/9 -15=12
  4. -x + 7 = 12
  5. -a – 5 = -8
  6. 4 = -c + 11
  1. Class Problem #4

Solve each equation.

  1. 3x – 4x + 6 = -2
  2. 7 = 4m – 2m +1
  3. -2y + 5 + 5y =14
  4. -3z + 8 + (-2z) = -12
  5. 3(k + 8) = 21
  6. 15 = -3(x – 1) +9
  1. Class Problem #5

Solve each equation.

  1. m/4+m/2= 5/8
  2. 2/3 x -5/8 x=26
  3. 0.025x + 22.95 = 23.65
  4. 1.2x – 3.6 + 0.3x = 2.4
  1. Class Problem #6

Solve each equation.

  1. -6d = d + 4
  2. 2(c – 6) = 9c + 2
  3. m – 5 = 3m
  4. 7k – 4 = 5k + 16
  5. 9 + 5n = 5n – 1
  6. 9 + 5x = 7x +9 – 2x
  1. Class Problem #7

The width of a rectangle is 2 cm less than its length. The perimeter of the rectangle is 16 cm. What is the length of the rectangle?

  1. Class Problem #8

The sum of three consecutive integers is 48. Find the integers.

  1. Class Problem #9

A group of campers and one group leader left a campsite in a canoe. They traveled at an average rate of 10 km/h. Two hours later, the other group leader left the campsite in a motorboat. He traveled at an average rate of 22 km/h. (a) How long after the canoe left the campsite did the motorboat catch up with it? (b) How long did the motorboat travel?

  1. Class Problem #10

Noya drives into the city to buy a software program at a computer store. Because of traffic conditions, she averages on 15 mi/h. On her drive home she averages 35 mi/h. If the total travel time is 2 hours, how long does it take her to drive to the computer store?

  1. Class Problem #11

On his way to work from home, your uncle averaged only 20 mi/h. On his drive home, he averaged 40 mi/h. If the total travel time was 1.5 hours, how long did it take him to drive to work?

  1. Class Problem #12

Jane and Peter leave their home traveling in opposite directions on a straight road. Peter drives 15 mi/h faster than Jane. After 3 hours, they are 225 miles apart. Find Peter’s rate and Jane’s rate.

  1. Class Problem #13

Solve the formula for the perimeter of a rectangle P = 2(l + w) for the width, w.

  1. Class Problem #14

Solve y = 5x + 7for x.

  1. Class Problem #15 Solve

y – 4 = 3x – 8 for x.

  1. Class Problem #16

Solve ab – d = c for b.

  1. Class Problem #17

Solve m – hp = d for p