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Berto has 12$ to put in his car. If gas costs $3.75 per gallon, which ordered pair relating number of gallons of gas,x, to total cost of gas,y, includes the greatest amount of gas berto can buy?

Respuesta :

texaschic101
y = 3.75x...y = 12
12 = 3.75x
12/3.75 = x
3.2 = x

(3.2,12)
macisbac
Berto can buy 3.2 gallons of gas with $12... so in ordered pair form it would be: x=3.2 y=12

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