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algebra · worked example

Solve 4x + 1 = 2x + 7 — x = 3

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Problem

$4x + 1 = 2x + 7$

Step-by-step solution

اطرح $2x$ من الطرفين: $2x + 1 = 7$ .
اطرح $1$ : $2x = 6$ .
اقسم على $2$ : $x = 3$ .

Answer

$x = 3$

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