3.1a^2+4a-6.4=3.1a^2+3a

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Solution for 3.1a^2+4a-6.4=3.1a^2+3a equation:



3.1a^2+4a-6.4=3.1a^2+3a
We move all terms to the left:
3.1a^2+4a-6.4-(3.1a^2+3a)=0
We get rid of parentheses
3.1a^2-3.1a^2+4a-3a-6.4=0
We add all the numbers together, and all the variables
a-6.4=0
We move all terms containing a to the left, all other terms to the right
a=6.4

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