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Maths CBSE Live product
Class 7 (2026-27)
Expression using letter number
PT1 Revision I - Expressions using letter- numbers
4.
TBQ - Expression simplification
Question:
2
m.
Simplify the following expressions:
(a)
\(10x – (4x – 2) + 13\):
\(6x + 15\)
\(6x - 15\)
\(6x + 11\)
(b)
\(25 + 4(6m – 3n) – 10n – 3m – 6\):
\(21m + 22n - 19\)
\(21m - 22n + 19\)
\(21m + 22n + 19\)
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