Write an equation 65 + 0.26*m = 83 dollars, where "m" means miles; then solve it 0.26m = 83 - 65 = 18, m = 18/0.26 = 69.23 miles. ANSWER Or solve it in one single line m == = 69.23 miles and get the same answer. Probably, they want you round 69.23 to 69 miles.