3+4a=31

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Solution for 3+4a=31 equation:



3+4a=31
We move all terms to the left:
3+4a-(31)=0
We add all the numbers together, and all the variables
4a-28=0
We move all terms containing a to the left, all other terms to the right
4a=28
a=28/4
a=7

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