posted by .

Write an algebraic expression to represent the cost of m gallons of gasoline if each gallon costs $1.45

Is this right M-$1.45

  • Math -


    Why would you subtract?

    If one gallon costs 1.45, what does 2 gallons cost? How do you know?

  • math -

    Two gallons cost $2.90. You have to add

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Math

    How much would it cost to drive an automobile that averages 22 miles per gallon of gasoline that travels 12,500 miles each year, and gasoline costs $2.85 per gallon?
  2. math

    While on his way to school, Norman saw that the cost of gasoline was $2.50 per gallon. Write a direct variation equation to describe the cost y of x gallons of gas. Then graph.
  3. 7th grade math

    Can you check me answer? Mrs. Acosta's car can travel an average of 24miles on each gallon of gasoline. Write and solve an equaltion to find how many gallons of gasoline she will need for a trip of 348 miles. Ans: 348 = 24g 348/24
  4. Math

    Mia buys 3 gallons of gas that costs d dollars per gallon. Bob buys g gallons of gas that costs $3 per gallon. a) Write an expression for the amount Mia pays for the gas. b) Write an expression for the amount Bob pays for the gas. …
  5. Math

    Larry mows the same-sized lawns in his neighborhood each weekend during the summer. Part A Each time Larry mows a lawn he uses 1/6 of a gallon of gasoline. If he has 2/3 of a gallon of gasoline, how many lawns can he mow before he …
  6. math

    a 12.0 gallon gasoline tank holds 66.0 pounds of gasoline. If this gasoline cost $3.50/gallon, what is the cost of 1 gram of gasoline.. I need help with just the set up part.. I don't know where to start.. help please
  7. Math

    If 18 gallons of gas costs X dollars what is the expression to represent the cost in dollars of 3 gallons
  8. Math

    A gallon of gasoline costs g dollars. Paul puts 12.5 gallons in his car and 0.75 gallon of gasoline in a portable tank. Write an expression that shows how many dollars he spent on gasoline .
  9. algebra

    Kevin decides to mix grades of gasoline in his truck. He puts in 5 gallons of regular and 10 gallons of premium for a total cost of $61.30. If premium gasoline costs $0.22 more per gallon than regular, what was the price of each grade …
  10. Algebra

    Write the function rule for the total cost in dollars of gasoline if w gallons of gasoline for $6 per gallon

More Similar Questions