The following steps are used to rewrite the polynomial expression, 3(x + 4y) + 5(2x - y).
1 answer:
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Answer:
11.2
Step-by-step explanation:
a right triangle in an octagon is 1/2 a side length so to find the side length you must add .7 + .7. Next to find the perimeter of the octagon you must multiply the number of sides 8 by .14 which equals 11.2
