Answer:
$4.06 per gallon $4.06 x 7 = $28.42
Step-by-step explanation:
7x+27x=34x
34x+2-(-5×^2)-2x
34x+2+5x^2-2x
34x+2x=36x
36x+2+5x^2
1 = $3.50
( I tried my best)