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OpenStudy (anonymous):
you and your friend spent a total of $15 for lunch. your friend's lunch cost $3 more than your cost. how much did you spend for lunch?
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OpenStudy (noseboy908):
6 dollars
OpenStudy (anonymous):
$6
OpenStudy (p0sitr0n):
your lunch = x your friend's = x+3 total = 15 x + x + 3 = 15 2x +3 = 15 2x = 12 x=6$
OpenStudy (anonymous):
showoff^ lol
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