SOLUTION: If a number is decreased by 6, and the result is multiplied by 3, than the answer is 15. Find the unknown number and write an algebraic equation/expression

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Question 1113641: If a number is decreased by 6, and the result is multiplied by 3, than the answer is 15. Find the unknown number and write an algebraic equation/expression
Found 2 solutions by josgarithmetic, amalm06:
Answer by josgarithmetic(39621) About Me  (Show Source):
You can put this solution on YOUR website!
n, the number

3%28n-6%29=15

n=15%2F3%2B6

11

Answer by amalm06(224) About Me  (Show Source):
You can put this solution on YOUR website!
You can use 3(n-6)=15 to solve for n.

Alternatively, you can work backwards:

15/3=5 and 5+6=11 (Answer)