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Meena simplified $7 x - (2 x - 5)$ and wrote $5 x - 5$ . What is the correct result?

Class 8Adding and Subtracting ExpressionsAlgebra

A $9 x - 5$
B $5 x + 5$
C $5 x - 5$
D $9 x + 5$

Step-by-Step Solution

Removing brackets after a minus sign changes every sign inside:

7 x - 2 x + 5 = 5 x + 5

. Meena forgot to change the sign of

- 5

.

Answer: B)

5 x + 5

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