Question

rental of car miles: 0 ,1,2,3; cost:$40,$40.20,$40.40,$40.60...how many miles must be driven for the cost to be $100?

Answer 1

x= number of miles driven
it looks like for ever mile driven, you add $ 0.20
sooooooooooo
you can write this equation
money= 40+.2x

since you have 100 dollars, you want to determine how many miles you can drive
money=100
100=40+.2x
solve for x

Answer 2

oh i see! thanx :)