Homework Help: MATH

Posted by stephanie on Saturday, February 5, 2011 at 12:39pm.

You have $110 IN YOUR lunch account and plan to spend $2.75 each school day.

a) Write and graph a linear equation that represents the balance in your lunch account

(i just need help making an equation for this problem)

b) How many school days will it take to spend all of the money in your lunch account?

much appreciation if you help me(: thanks u

MATH - dave, Saturday, February 5, 2011 at 1:04pm
let x be ttl $ spent (2.75 * days)
y=110-x
MATH - helper, Saturday, February 5, 2011 at 1:23pm
x = number of days

y = 110 - 2.75x

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