Hank and Rashad are walking the Appalachian Trail from Maine southward through Maryland for a distance of 1164 miles. They have walked three times as many miles as they have remaining. How many miles are there remaining for them to walk?

2 answers

0.25 * 1164 = ?
remaining = x
walked = 3 x

3 x + x = 1164
4 x = 1164
x = 291