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Sophia buys a supply of toilet paper from costco that comes in a pack 36. She immediately gives 4 rolls of toilet paper to her sister (who shared with her last month). She uses 2 rolls of toilet paper a per month.

(a) Write an expression that represents the situation

(b) Determine how many rolls of toilet paper she will have left after 1 year

EXPLAIN AND SHOW YOUR WORK

Respuesta :

kyhliaa

I believe she will have 8 rolls of toilet paper left after one year.

She started with 36, then gave away 4, so then she would have 32 left for herself, then she used 2 every month so if you deduct 2 rolls every month for 12 months she would use 24 in one year. So 32-24 is 8.

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