# Math

Two mechanics worked on a car. The first mechanic worked for 10 hours and the second mechanic worked for 15 hours. Together they charged \$2500. What was the rate charged per hour by each mechanic if the sum of the two rates was \$195 per hour?

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1. 10 x + 15 y = 2500
y = 195-x

10 x + 15(195-x) = 2500

10 x + 2925 - 15 x = 2500

5 x = 425

x = 85

y = 195-x = 110

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posted by Damon

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