Solving Linear Equations II — Solutions

1. Forward Substitution

   1. y = 22 ▶ View Solution
   2. y = 4 ▶ View Solution
   3. y = 18 ▶ View Solution

2. Simple Backtracking

   1. x = 25 ▶ View Solution
   2. x = 13 ▶ View Solution

3. Identifying Operations in Equations

   1. x = 7 ▶ View Solution
   2. x = 7 ▶ View Solution
   3. x = 13 ▶ View Solution
   4. x = 30 ▶ View Solution

4. Mapping the Path

   1. Forward first step: Multiply by 3 ▶ View Solution
   2. Forward second step: Add 2 ▶ View Solution
   3. Backward first (undo last forward step): 12 ▶ View Solution
   4. x = 4 ▶ View Solution

5. Solving One-Step Equations (Multiplication)

   1. m = 9 ▶ View Solution
   2. y = 8 ▶ View Solution

6. Solving One-Step Equations (Addition and Subtraction)

   1. k = 12 ▶ View Solution
   2. p = 22 ▶ View Solution

7. Solving Two-Step Equations

   1. p = 7 ▶ View Solution
   2. x = 6 ▶ View Solution

8. More Two-Step Equations

   1. y = 7 ▶ View Solution
   2. m = 6 ▶ View Solution

9. Solving with Brackets

   1. Divide 3(m + 4) = 27 by 3: m + 4 = 9 ▶ View Solution
   2. m = 5 ▶ View Solution

10. Word Problem

    1. Equation: 2n + 3 = 15 ▶ View Solution
    2. n = 6 ▶ View Solution