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2x+10 is less than or equal to 20
the domain is 0, 1, 2, 3, 4, 5.
So it's multiple choice?
whichever looks most like this is the answer:
30mn+6n-36m
Answer:
30.31%
Step-by-step explanation:
Mark up on selling price is given by markup*100%/selling price
In this case, markup is given as $870 while the selling price is $2870 hence the percentage of narkup to selling price will be given by 
Therefore, the percentage of markup to selling price is approximately 30.31%