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Maths CBSE Live product
Class 7 (2026-27)
Expression using letter number
Operations on Algebraic Expressions
8.
AR - Like, Unlike terms and Operations of algebraic expressions
Question:
1
m.
Assertion(A):
The sum of the expression \((3x + 6y) + (-10x - 3y)\) is \(-7x + 3y\).
Reason(R):
To subtract an expression, we change the sign of each term in the expression to be subtracted and then add it to the other expression.
Both A and R are true and R is the correct explanation of A.
Both A and R are true but R is not the correct explanation of A.
A is true but R is false.
A is false but R is true.
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