Question

in the function y =.08x + 5, y represents the cost of water per gallons and x represents the number of gallons. how much does rhe cost of water increase foe every gallon

Answer 1

I you use 1 gallon cost is 0.08(1) + 5 = 5.08
If              2                      0.08(2) + 5 =  5.16    etc   Increase is 0.08

For every extra 1 gallon the water increase is $0.08