# SOLUTION: A rock-climbing gym charges nonmembers \$18 per day to use the wall plus \$7 per day for equipment rental. Members pay an annual fee of \$400 plus \$5 per day for equipment rental. H

Algebra ->  Algebra  -> Customizable Word Problem Solvers  -> Evaluation -> SOLUTION: A rock-climbing gym charges nonmembers \$18 per day to use the wall plus \$7 per day for equipment rental. Members pay an annual fee of \$400 plus \$5 per day for equipment rental. H      Log On

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 Click here to see ALL problems on Evaluation Word Problems Question 618862: A rock-climbing gym charges nonmembers \$18 per day to use the wall plus \$7 per day for equipment rental. Members pay an annual fee of \$400 plus \$5 per day for equipment rental. How many days must both a member and a nonmember use the wall in one year so that both pay the same amount?Answer by stanbon(57245)   (Show Source): You can put this solution on YOUR website!A rock-climbing gym charges nonmembers \$18 per day to use the wall plus \$7 per day for equipment rental. Cost = (18+7)d = 25d ---------------------------- Members pay an annual fee of \$400 plus \$5 per day for equipment rental. Cost = 400 + 5d ------------------------- How many days must both a member and a nonmember use the wall in one year so that both pay the same amount? ---- Equation: Solve: 25d = 400 + 5d 20d = 400 d = 20 days (Equal cost at 20 days) ===================================== Cheers, Stan H. ====================