SOLUTION: If gas is at $3.99/gallon and I buy 15 gallons, what would the cost be?. If I buy 5/gallons at $3.99, what would the cost will be ?

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: If gas is at $3.99/gallon and I buy 15 gallons, what would the cost be?. If I buy 5/gallons at $3.99, what would the cost will be ?       Log On


   

Question 237288: If gas is at $3.99/gallon and I buy 15 gallons, what would the cost be?. If I buy 5/gallons at $3.99, what would the cost will be ?
Answer by College Student(505) About Me  (Show Source):
You can put this solution on YOUR website!
If gas is at $3.99/gallon and I buy 15 gallons, what would the cost be?.
Equation is: $3.99 x 15 = $59.85
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If I buy 5/gallons at $3.99, what would the cost will be?
Equation is: $3.99 x 5 = $19.95