Answer:
Step-by-step explanation:
okey first you have to make the equation:
99+X0.5= ?
You express the 50cents like 0.5 because they are half a dollar
X signifies the you drove so X=120
99+120(0.5)
120 X 0.5= 60
99+60=150 You have to pay 150 dollars
This only works if your talking about dollars.
Hope this helped :)
