Margo can purchase tile at a store for $0.69 per tile and rent a tile saw for $63. At another store she can borrow the tile saw for free if she buys tiles there for $1.39 per
tile. How many tiles must she buy for the cost to be the same at both stores?
Margo must buy
tiles for the cost to be the same at both stores.

i am thinking c. sorry if im wrong .

step-by-step explanation:

a) 32pie square meters

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  or  

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if the four friends split the cost, p, of the pizza evenly, then each friend pays one-fourth of the cost of the pizza.

the expression is   or  

too hard the other guy did it

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