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Maths CBSE Live product
Class 7 (2026-27)
Expression using letter number
PT1 Revision II - Expressions using letter- numbers
3.
TBQ - Subtract the expressions
Question:
2
m.
Subtract the given expressions:
(a)
\((7m + 3n − 9)\)
from
\( 5 m − ( 2 n + 4 )\)
:
-2m +5n + 5
-2m -5n - 5
2m -5n + 5
-2m -5n + 5
(b)
\((7x − 4 + 5y)\)
from
\(-2x + 9 - 6y\)
:
9x + 11y - 9
9x - 11y - 9
-9x + 11y + 9
-9x - 11y + 9
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