# Linear Equation

A gas station sells regular gas for \$2.20 per gallon and premium gas for \$2.70 a gallon. At the end of a business day 220 gallons of gas were sold and receipts totaled \$519. How many gallons of each type of gas were sold?

I know its a linear equation. just cant find out how to put it in equation form..

1. 👍 0
2. 👎 0
3. 👁 523
1. Let x=number of gallons of regular sold
then 220-x=number of gallons of premium sold
Total receipt:
2.20x+2.70(220-x)=519

Solve for x.

1. 👍 0
2. 👎 0

## Similar Questions

1. ### math

Your local gas stations are having a price war. During the past 7 days they have lowered the price of regular gas by \$.02 each day. Define a variable. Then write and solve an equation to find the total change in gas price. Show

2. ### math

HELP ME PLEASSE I am so confused Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. At the Last Chance Filling Station, gas costs \$1.60 a gallon. Trevor paid \$32.00 to fill his

3. ### Chemistry

Please show me the steps..... At STP, 3.00 L of nitrogen gas contains the same number of molecules as A) 1.00 L of nitrogen gas B) 2.00 L of oxygen gas C) 3.00 L of chlorine gas D) 4.00 L of hydrogen gas

4. ### Math

A gas station charges \$2.19 per gallon of gas. Use the function notation to describe the relationship between the total cost C(g) and the number of gallons purchased g. A. C(g) = -2.19g B. g = 2.19C(g) C. C(g) = g + 2.19 D. C(g) =

1. ### Math

Your local gas station is having a price war. During the past 7 days, they have lowered the price of regular gas by \$.02 each day. Define a variable. Then write and solve an equation to find the total change in gas price. Show

2. ### chemistry

Fluorine gas can react with ammonia gas to produce dinitrogen tetrafluoride gas and hydrogen fluoride gas. This reaction is described by the following balanced equation: 5 F2 (g) + 2 NH3 (g) N2F4 (g) + 6 HF (g) What mass of

3. ### Economics

VERY HARD PLEASE HELP Kristin lives in Alaska. Ben lives in Rhode Island. They each drive a car with a 12-gallon fuel tank. When Kristin fills her empty gas tank in Alaska, she has to pay a federal gasoline tax of \$.18 (or 18

4. ### chemistry

at a deep-sea station 200m below the surface of the Pacific Ocean, workers live in a highly pressurized environment. How many lites of gas at STP must be compressed on the surface to fill the underwater environmen with 2.00 x 10^7

1. ### math

Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. At the Last Chance Filling Station, gas costs \$1.60 a gallon. Trevor paid \$32.00 to fill his tank. How many gallons of gas