Question

a house - painting company quotes a price to paint a house. the quote includes the price of the paint, which is $375.00, plus labor, which costs $21.00 per hour. let l stand for hours of labor. write an expression that determines the cost, in dollars, of painting this house.

Explanation:

Step1: Identify cost components

The cost of paint is a fixed - cost of $375. The cost of labor is $21 per hour, and the number of labor - hours is $L$.

Step2: Calculate labor cost

The cost of labor is $21L$ (since cost per hour is $21$ and number of hours is $L$).

Step3: Calculate total cost

The total cost $C$ of painting the house is the sum of the cost of paint and the cost of labor. So, $C = 375+21L$.

Answer:

$375 + 21L$