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Kevin Yuan asked Apr 13, 2023

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20 votes

Can you help me out?

Mathematics
college

Kevin Yuan asked Apr 13, 2023

by Kevin Yuan

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13 votes

1) Unanswered (Sorry)

2) Find the cost of a four-line ad

$x = 4 \\Therefore,\\c(4) = 30$

3) Find the cost of a ten-line ad

$x = 10\\Therefore,\\c(10) = 30 + 5(x - 4)\\c(10) = 30 + 5x - 5(4)\\c(10) = 30 + 5x - 20\\c(10) = 30 + 5(10) - 20\\c(10) = 30 + 50 - 20\\c(10) = 60$

Roshan Mathews answered Apr 19, 2023

by Roshan Mathews

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