document.write( "Question 165748: Due to the ongoing tension in the Middle East, Mobil begins charging people to line up at the pump. It costs $1.50 just to drive in and $2.75 for every gallon of gas that you pump. Write a linear equation that shows how much money you spend at Mobil in relation to how many gallons of gas you pump. \r
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document.write( "I am a bit confused about how to set this problem up and solve it. Can someone please help? Thank you \n" );
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Algebra.Com's Answer #122182 by Mathtut(3670)![]() ![]() ![]() You can put this solution on YOUR website! when you visit this station it costs $1.50 to drive in whether you buy gas or not and the price is constant at $2.75/gal...so $1.50 is a constant and $2.75 is a constant....what changes the amount of gas you pump which we will call x. we will call what you spend at the station s.\r \n" ); document.write( "\n" ); document.write( "so when you drive in you have 1.50+2.75(x)=s that would be the linear equation where x and s are unknowns without more information. \n" ); document.write( " |