2a^2-28=2a^2+21

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Solution for 2a^2-28=2a^2+21 equation: 



2a^2-28=2a^2+21

We move all terms to the left:

2a^2-28-(2a^2+21)=0

We get rid of parentheses

2a^2-2a^2-21-28=0

We add all the numbers together, and all the variables

-49!=0

There is no solution for this equation

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