Find the perimeter. Simplify your answer.
7z+5
22-1
32-9
62+3
1 answer:
(7z + 5) + (2z - 1) + (6z + 3) + (3z - 9) =
= 7z + 5 + 2z - 1 + 6z + 3 + 3z - 9 =
= 7z + 2z + 6z + 3z + 5 - 1 + 3 - 9 = <u>1</u><u>8</u><u>z</u><u> </u><u>-</u><u> </u><u>2</u>
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