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Pls I need help from 13-15!! pls

Pls I need help from 13-15!! pls-example-1

1 Answer

2 votes
To solve the problem (for number 13):
Do this: x - 6 + 3x - 8 = -2
Then: -2x - 6 - 8 = -2
Next: -2x - 14 = -2 | Add 14 to both sides
Finally: -2x = 12 | Divide each side by -2
Answer: X = -6
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