Peter’s Lawn Mowing Service charges $10 per job and $0.20 per square yard. Peter earns $25 for a job

Peter’s Lawn Mowing Service charges $10 per job and $0.20 per square yard. Peter earns $25 for a job.

Let y be the number of square yards. We have the following equation:
0.2y + 10 = 25

To solve for y, we type this equation into our search engine and we get:
y = 75