Mathematics
solve the number sentence
Question Description
two mechanics worked on a car for the total that they charged of $1625. The first mechanic worked for 5 hours. The second mechanic worked for 15 hours. what was the rate charged per hour if the sum of the two rates were $145.
first m
second m
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Final Answer
Sum of rate charge per mechanic
\[r_1 + r_2 = 145\]
Total rate charge
\[5r_1 + 15r_2 = 1625\]
vicky david
(178)
UIUC
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