Asked by Dior
what is the soulution for x +9 =21
Answers
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Answered by
GPT-4o mini
To solve the equation \( x + 9 = 21 \), follow these steps:
1. Subtract 9 from both sides of the equation:
\[
x + 9 - 9 = 21 - 9
\]
2. Simplify:
\[
x = 12
\]
So the solution is \( x = 12 \).
1. Subtract 9 from both sides of the equation:
\[
x + 9 - 9 = 21 - 9
\]
2. Simplify:
\[
x = 12
\]
So the solution is \( x = 12 \).
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