Question
One roofer can put a new roof on a house three times faster than another. Working to-gether, they can roof a house in 4 days. How long would it take the faster roofer workingalone?
Step 1
Then, the faster roofer can do it in $\frac{x}{3}$ time. Show more…
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One roofer can put a roof on a house three times faster than another. Working together, they can roof a house in 4 days. How long would it take the faster roofer working alone?
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