SOLUTION: A car uses 3 gallons of gasoline on a trip of 39 miles. At that rate, how much gasoline will a trip of 65 miles require?Help me please?

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Question 81264: A car uses 3 gallons of gasoline on a trip of 39 miles. At that rate, how much gasoline will a trip of 65 miles require?Help me please?
Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
3/39=X/65 NIOW CROSS MULTIPLY & SOLVE FOR X
39X=3*65
39X=195
X=195/39
X=5 GALLONS WILL BE REQUIRED TO DRIVE 65 MILES.