Q1 of 105 Page 280

Find the errors and correct the following mathematical sentences

2x + x + 3x = 5x

If LHS is


2x + x + 3x = 5x


Then RHS would be


⇒ 2x + x + 3x


= x(2 + 1 + 3)


= 6x


The error is 6x instead of 5x


Hence 2x + x + 3x = 6x


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