Answer:
3
Step-by-step explanation:
68/4 to get how many miles per gallon
17
51/17 to see how many gallons of gas
3 gallons of gas
3/5
Set it equal to 0
5x-3=0
Then solve for x
5x=3
x=3/5
Check
5(3/5) - 3
3-3
0
2%
Answer: 4.026 x 10^0, 4.026
y= -1/4 x + 4
im not exactly sure what you mean by that, could you please rephrase and expand on the pregunta