Question

Attempted to answer them.Need help not sure if they are correct.

Please help me. what’s the answer.

Answer 1

yeah you got it right

`17. \: - 7x - 14 \\ 18. \: x + 20`

Explanation:

`17. \: - 7x - 7 * 2 \\ - 7x - 14 \\ \\ 18. \: x + (5 + 15) \\ x + 20`

Answer 2

correct

Explanation:

17

- 7(x + 2) ← multiply terms in parenthesis by - 7 ( distributive property )

= - 7x - 14

18

5 + x + 15 ← collect like terms (commutative property )

= x + 5 + 15

= x + 20