2 years ago

What is the sum of 2x+1 and its opposite?

2 answers:

6 0

Answer:

Zero. The sum of anything and it's opposite is zero, that's how an opposite is defined . In this case, the opposite of 2x+1 is -(2x+1)=-2x-1 by the distributive property . Adding like terms, 2x+-2x+1+-1=0+0=0.

olga_2 [115]2 years ago

6 0

0 (i dont have a proper explanation)

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