Esther the clown does face painting at the city carnival. she paints 7 faces every 21 minutes and spends the same amount of time painting each face.
write an equation that relates f, the number of faces she paints, and m, the time she spends painting in minutes.

On a trip, you had to change your money from dollars to british pounds.  you got  560  pounds for  800  dollars.  which is a unit rate that describes the exchange

1/3(x-10)=-4 solve for x with steps

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.