SOLUTION: The square root of the sum of a number and 9 is 5. What is the number? Representation: Equation: Solution:

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Question 1189153: The square root of the sum of a number and 9 is 5. What is the number?
Representation:
Equation:
Solution:

Answer by math_helper(2461)   (Show Source): You can put this solution on YOUR website!

The number = x
Square root of the sum of the number x and 9 is
Equation:

Solution:
Square both sides:

Subtract 9 from both sides:

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