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I subtract 3 from a certain number, multiply the result by 5 and then add 9 if the final result is 54. find the original number

I subtract 3 from a certain number, multiply the result by 5 and then add 9 if the final result is 54. find the original number
asked 39.8k views
13 votes
I subtract 3 from a certain number, multiply the result by 5 and then add 9 if the final result is 54. find the original number

asked
User Hao Wu
by
7.8k points

1 Answer

6 votes


(x-3)\cdot 5+9=54\\5x-15=45\\5x=60\\x=12

answered
User Hyunjoo
by
8.8k points
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