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Question 924684: A gym charges a fixed registration fee and an $8 fee for each class taken. It costs a total of $115 if one attends 5 classes.
A)write the equation in point-slope form to find the total cost y for taking among of classes
B)what is the fixed registration fee?
C)what is the total cost for a member that takes 20 classes at the gym?
Answer by TimothyLamb(4379)   (Show Source):
You can put this solution on YOUR website! b = fixed fee
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answer A:
y = 8x + b
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115 = 8*5 + b
b = 115 - 8*5
b = 75
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answer B:
b = fixed fee = $75
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answer C:
y = 8x + 75
y = 8*20 + 75
y = $235
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