A = (a+b)/2
2*A = 2*(a+b)/2 ... multiply both sides by 2
2A = a+b
2A-a = a+b-a ... subtract 'a' from both sides to isolate b
2A-a = b
b = 2A-a
Answer: b = 2A-a
18.75%
How much is 15 out of 80 written as a percentage? Convert fraction (ratio) 15 / 80 Answer: 18.75%
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Answer:
5.48 or 5.477225575 hope this helps
Step-by-step explanation:
A. correct as it is
B. 5, 4, 3, 0
