<PRE><B>Question 924684</B>
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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