Answer is D because he charge 10 $ mowing free +3 per square yard of lawn
lawn has dimensions:
x and y
Area= x*y=xy squar yard
so charge is
10 +3*Area=10+3xy
The answer would be (0,5)
THE EQUATION IS 26 + 57 = X BECAUSE YOU ADD THE 2 NUMBERS TO GET THE VALUE WHICH IS X.