document.write( "Question 1140220: Twin​ brothers, Andy and​ Brian, can mow their​ grandparent's lawn together in 56 minutes. Brian could mow the lawn by himself in 15 minutes more than it would take Andy. How long would it take each person to mow the lawn​ alone?
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Algebra.Com's Answer #760707 by josgarithmetic(39618)\"\" \"About 
You can put this solution on YOUR website!
\"1%2Fx%2B1%2F%28x%2B15%29=1%2F56\"
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