A school needs to buy 2400 pencils. the prices for pencils at three stores are here store A sells 60 pencils for $1.80

store B sells 30 pencils for $0.90

store C sells 15 pencils for $0.55

which store has the lowest price for 2400 pencils
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Find an equation for the linear function which has slope -10 and x-intercept -7

Ineed to know the answer to this algebra question.

The first side of a triangle measures 5 in less than the second side, the third side is 3 in more than the first side, and the perimeter is 17 in. how long is the third side? if s represents the length of the second side, which of the following represents the length of the third side? s-5 ws-2 s+ 3 next question ask for turn it in