The equation 9(u – 2) + 1.5u = 8.25 models the total miles Michael traveled one afternoon while sledding, where u equals the num ber of hours walking up a hill and (u – 2) equals the number of hours sledding down the hill. Which is the value of u?
1 answer:
9(u – 2) + 1.5u = 8.25where u equals the number of hours walking up a hill and (u – 2) equals the number of hours sledding down the hill.
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Step-by-step explanation:
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answer = 1/2 r + m
m = 7
r = 8
answer = 1/2 * 8 + 7
answer = 4 + 7
answer = 11
