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algebra · worked example

Solve 7x = 21 — x = 3

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Problem

7x=217x = 21

Step-by-step solution

  1. دونوں اطراف کو 77 سے تقسیم کریں: x=217x = \frac{21}{7}۔

  2. سادہ کریں: x=3x = 3۔

Answer

x=3x = 3

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