0.4+0.3*2^2-2=a

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Solution for 0.4+0.3*2^2-2=a equation: 



0.4+0.3*2^2-2=a

We move all terms to the left:

0.4+0.3*2^2-2-(a)=0

We add all the numbers together, and all the variables

-1a-0.4=0

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

-a=0.4

a=0.4/-1

a=-0.4/1

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