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8. Mystery Number: a number is multiplied by 5. The product is then added to 11. The square root of that sum is equal to 9. Find the number. Show your work or steps.​
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3 votes
8. Mystery Number: a number is multiplied by 5. The product is then added to 11. The square root of that sum is equal to 9. Find the number. Show your work or steps.​

User Shuji
by
6.2k points

1 Answer

4 votes

Answer:

14

Explanation:

14x5=70

70+11=81

√81=9

User Stefanobaghino
by
6.5k points
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