I would say C. and A. Hope this helps.
Answer:
20
Step-by-step explanation:
You dived 14.28/4.2 by taking the decimal out and when you get the answer put it back
X cannot be solved.
This is not a solvable equation
no matter what, it will not equal
so your answer is unsolvable
hope this helps
The quick way to do this is to multiply the bill by 1, mult. it again by 0.18, and then add the two results together.
Better and faster: Mult. the bill amount ($42.75) by 1.18:
1.18($42.75) = $50.45 (answer)
