Following graph problem.

The perimeter of a square is80-64y units. which expression can be used to show the side length of one side of the square?

Select the correct answer from each drop-down menu. rewrite the formula to find voltage. the formula for electrical power (p, in watts) is where v is the voltage in volts and r is the resistance in ohms. for a particular brand of water heater, r is 32 ohms and p is 0.5 watts. the formula to find v is , and the voltage at which the heater operates is volts.

Which expression is equivalent to -5(3x - 6/7)