Water cost $0.08 per gallon. the equation y = 0.08x relates the total cost of water (y) to the number of gallons (x) used. identify the unit rate in the equation.

12.5 gallons per dollar.

Step-by-step explanation:

Water costs $0.08 per gallon.  

The equation y =0.08x ...... (1) relates the total cost of water (y) to the number of gallons (x) used.

Therefor for $1 i.e y = 1, the number of gallons will be available is {From equation (1)}  

1 = 0.08x, ⇒ x = = 12.5 gallons.

So, the unit rate in the equation is 12.5 gallons per dollar. (Answer)