I need some help :(

Free response

You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?

If f(x) = 6x – 4, what is f(x) when x = 8? a2 b16 c44 d52

Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas is (0,-12). the y intercept of the second parabola is (0,-24) what is the positive difference between the a values for the two functions that describe the parabolas