a1=(1)^2-4

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Solution for a1=(1)^2-4 equation: 



a1=(1)^2-4

We move all terms to the left:

a1-((1)^2-4)=0

We add all the numbers together, and all the variables

a+3=0

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

a=-3

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