Mathematics, 28.06.2019 21:30 1kafran1

Kris joined a gym. she paid $2 each time she went to the gym. she also paid a fee for a locker key each time she went to the gym. kris went to the gym 21 times last month and paid a total of $52.50. the equation 21(x + 2) = 52.50 can be used to find x, the cost for a locker key. what is the first step in solving the equation to find x, the cost for a locker key? a. add 2 to both sides. b. divide both sides by 21. c. multiply both sides by 21. d. subtract 2 from both sides.

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Kris joined a gym. she paid $2 each time she went to the gym. she also paid a fee for a locker key e...