Amusic store marks up the instruments it sells by 30%. if the store bought a guitar for $45, what will be its store price? round your answer to the nearest hundredth (second) decimal place.

= 58.50

Step-by-step explanation:

We need to determine the markup

markup = original price * markup percent

markup = 45* 30%

markup = 45*.3

              =13.5

Add the markup to the original price

New price = 45+13.5

                  = 58.5

b. x + 1

step-by-step explanation:

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