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प्रश्न
Simplify:
4x − (3y − x + 2z)
उत्तर
4x − (3y − x + 2z)
Here, '−' sign precedes the parenthesis. So, we will remove it and change the sign of each term within the parenthesis.
= 4x − 3y + x − 2z
= 5x − 3y − 2z
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