Question 206987
50+.20x<20+.50x
.20x-.50x<20-50
-.30x<-30
x>-30/-.30 Note: (the < sign changes to a > sign when diving by a negative value.)
x>100 miles is the break even point.
Proof:
Let x=101 miles.
50+.20*101<20+.50*101
50+20.2<20+50.5
70.2<70.5.