The only linear equation is choice d
Answer:

Step-by-step explanation:
The formula of an area of a rectangle:

<em>l</em><em> - length</em>
<em>w</em><em> - width</em>
We have

Substitute:

Use FOIL <em>(a + b)(c + d) = ac + ad + bc + bd</em>
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combine like terms

Answer:
B- 17
Step-by-step explanation:
Add 8+9
= 17
17 units away.
Answer:
8
Step-by-step explanation:
The value of x would be 7