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OpenStudy (anonymous):
the cost of 12 gallons of gas is represented by 12x, and the cost of a quart of oil is represented by 2x-30.Represent the cost of 12 gallons of gas and a quart of oil.
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OpenStudy (anonymous):
if you already posted one question, don't repost exactly same one just in 2 minutes
OpenStudy (anonymous):
put a plus sign between them, then combine like terms
OpenStudy (anonymous):
what
OpenStudy (anonymous):
12 gallons of gas is 12x a quart of oil is 2x-30 12 gallons of gas AND a quart of oil is \[12x+2x-30=14x+30\]
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