Question

What’s the answer pls help meee

Answer 1

3 hours

Explanation:

First, we must turn this into an equation:

35n + 55 = 160

N = number of hours

Next, solve:

35n + 55 - 55 = 160 - 55

35n = 105

n = 3

The plumber was there for 3 hours.

Answer 2

3 hours

160 - 55 = 105

105 ÷ 35 = 3