Tori is saving up for a new drum for her drum set. the drum costs $235. she started with $115. she made $24.50 more mowing her grandmother's yard. which equation could be used to find the amount of money, n, tori still needs to save in order to buy the new drum? n - 115 + 24.50 = 235 115 + 24.50 + n = 235 235 + 24.50 + 115 = n 235 - 115 + 24.50 = n