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algebra · worked example

Solve 3x + 9 = 0 — x = -3

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Problem

$3x + 9 = 0$

Step-by-step solution

اطرح $9$ من الطرفين: $3x = -9$ .
اقسم الطرفين على $3$ : $x = -3$ .

Answer

$x = -3$

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