SOLUTION: The square root of a number is multiplied by 3, and 7 is subtracted from the product. If the result is 5, what is the number?
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Question 995705: The square root of a number is multiplied by 3, and 7 is subtracted from the product. If the result is 5, what is the number?
Answer by ikleyn(52787) (Show Source): You can put this solution on YOUR website!
.
= .
= ,
= = , now square both sides ----->
x = 16.
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