Question

What is the y value when x=-1?

what is the y value when x=0?

what is the y value when x=-1?

Answer 1

2

0

-2

Explanation:

sub x into formula

-2(-1)=2

-2(0)=0

-2(1)=-2

Answer 2

60

Explanation:

A line graph titled Car Mileage for a Hybrid Car has number of gallons on the x-axis, and number of miles on the y-axis. 1 Gallon is 60 miles, 2 gallons is 120 miles, 3 gallons is 180 miles, and 4 gallons is 240 miles.

What is the value of y when the value of x is 1?