algebra · worked example

Solve 3x + 9 = 0 — x = -3

Method: Isolieren der linearen Variablen. Verified step-by-step solution with our free AI math solver.

Problem

$3x + 9 = 0$

Step-by-step solution

Subtrahiere $9$ auf beiden Seiten: $3x = -9$ .
Teile beide Seiten durch $3$ : $x = -3$ .

Answer

$x = -3$

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