Answer:

Step-by-step explanation:
2 x 4 = 8
3 x 5 = 15
8/15
Your answer will be
42.054x+50.367
Your final answer will be
x=-1.197674419
This is a basic subtraction problem :-).
You will subtract how much money the mechanic gives to the supplier; which in this case will be $20, by the total amount of the parts which is $14.56.
20-14.56 = 5.44
Therefore, he will receive $5.44 in change for the transaction.