Dan recently bought a new mountain bike for $550. His friend works
at the store and lets him know that the bike had been marked up 80%.
What was the original cost of the bike?

5 x 14?

im new, sorry if this is wrong.

step-by-step explanation:

55% are girls and 45% are boys : ) hope this

step-by-step explanation:

first the equation needs to be simplified. so the equation would now look like:   52-24+11

then you multiply.

and when you multiply, you will get the answer of 39.