Question

Highway 199 is 85.3 miles long. That is 7.2 miles longer than Route 32. What is the length of Route 32? Write and solve an equation to find the answer, using r
as a variable to stand for the length of Route 32.(1 point)
Responses

78.1 miles
78.1 miles

92.5 miles
92.5 miles

13.3 miles
13.3 miles

78.5 miles

Answer 1

Let r = length of Route 32. Equation: 85.3 = r + 7.2.
Solve: r = 85.3 − 7.2 = 78.1 miles.

Answer: 78.1 miles.