Posted by
**Alex** on
.

Statements Reasons

1. 3x - 7 = -4 1.

2. 3x - 7 + 7 = -4 + 7 2.

3. 3x + 0 = -4 + 7 3.

4. 3x + 0 = 3 4.

5. 3x = 3 5.

6. (1/3) 3x = 3 (1/3) 6.

7. (1/3) 3x = 1 7.

8. 1x = 1 8.

9. x = 1 9.

Sunday

March 26, 2017
Posted by
**Alex** on
.

Statements Reasons

1. 3x - 7 = -4 1.

2. 3x - 7 + 7 = -4 + 7 2.

3. 3x + 0 = -4 + 7 3.

4. 3x + 0 = 3 4.

5. 3x = 3 5.

6. (1/3) 3x = 3 (1/3) 6.

7. (1/3) 3x = 1 7.

8. 1x = 1 8.

9. x = 1 9.

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