Ivanna purchased a prepaid phone card for $15. Long distance calls cost 22 cents a minute using this card. Ivanna used her card only once to make a long distance call. If the remaining credit on her card is $11.26, how many minutes did her call last?

For the following sequence determine the common difference (if it is an arithmetic sequence) or the common ratio (if it is a geometric sequence).

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.

How can you decide witch operations to use to slice a two step equation