a^+10a=-21

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Solution for a^+10a=-21 equation: 



a^+10a=-21

We move all terms to the left:

a^+10a-(-21)=0

We add all the numbers together, and all the variables

11a+21=0

We move all terms containing a to the left, all other terms to the right

11a=-21

a=-21/11

a=-1+10/11

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