P = 2L + 2W ....subtract 2L from both sides
P - 2L = 2W ...divide both sides by 2
(P - 2L) / 2 = W .....can also be written like (P/2) - L = W
same.
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:8 x 5
cause its counting by eights so if u multiply what its counting by and how many miles you will get your hope this helps