78a+2=42a+31

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Solution for 78a+2=42a+31 equation: 



78a+2=42a+31

We move all terms to the left:

78a+2-(42a+31)=0

We get rid of parentheses

78a-42a-31+2=0

We add all the numbers together, and all the variables

36a-29=0

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

36a=29

a=29/36

a=29/36

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