Algebra 1 question

Question

Reggies parents require him to do a total of 16 chores a month this month reggie earned a total of 52$ by sweeping the floors or cleaning the bathrooms each time he sweeps he earns 2 dollars and each time he cleans the bathroom he earns 4$ write a system of equations that can be used to find x the number of times he sweeps and y the number of times he cleans the restrooms

Answer 1

b represents the number of bathrooms

16 - b rerpresents the number of floors

4b + 2(16 - b) = 52

Can you solve for b and answer?