In any city in 2014 80 kg, Chinese cabbage cost was decreased by 2a% in early 2012, in early 2013 cost was increased by a%. In early 2013 80kg of Chinese cabbage was early 2012 80 kg. How many times did cost of 2012 80 kg Chinese cabbage and 2013 80 kg Chinese cabbage? choices:
1. 2 times
2.1/2 times
3.10-a/10+2a times
4.100-2a/100+a times
5. 100+2a/10-2a times

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okay wait before i answer, is this for your points on a graph?

step-by-step explanation:

to find if any function is an inverse of the other, put the first equation in as x in the next one. then simplify and solve. if at the end you get the statement y = x, then it is an inverse. if you get anything else, it is not.

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step-by-step explanation:

ever thing time 1 is a multiply by 1 it get