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Substitution (Including Use of Brackets as Grouping Symbols) — MATHS STD 6 — Question

ICSE BoardEnglish MediumSTD 6MATHSSubstitution (Including Use of Brackets as Grouping Symbols)2 Marks
Question
Simplify:
25y − (5x − 10y + 6x − 3y)
✓

Answer

25y − (5x − 10y + 6x − 3y)
= 25y − 5x + 10y − 6x + 3y
= 25y + 10y + 3y − 5x − 6x
= 38y − 11x

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