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1 vote
Solve (x + 9)² = 25.

1. Apply the square root property of equality.

2. Isolate the variable.

User Edania
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2 Answers

2 votes
The answer is x = -4.
Applying the square root property of equality basically means that we need to take the square roots of both sides.


\sqrt{(x+9)^(2) }= √(25)

Which turns into:
x+9=5

Then we can isolate x by subtracting 9 from both sides:
x=-4
User Ilya Degtyarenko
by
8.7k points
4 votes

Answer:

If x + 9 = 5, then x = -4

If x + 9 = –5, then x = -14

Explanation:

It was on Edgenuity

Hope this helped :)

User Maddison
by
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