Answer:
x=6
Step-by-step explanation:
22x-2=20x+10
22x-20x=10+2
2x=12
x=6
Each book costs $15. since he had 18 dollars left, you can subtract 18 from 108. then divide that answer by 6. 90/6 = 15.
Hope that helped!
the answer is 1/216
hope this might of helped :/
To regroup is to use place value to exchange equal amount when renaming a number.
Ans
Step-by-step explanation: