3x+4=71-1x

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Solution for 3x+4=71-1x equation: 



3x+4=71-1x

We move all terms to the left:

3x+4-(71-1x)=0

We add all the numbers together, and all the variables

3x-(-1x+71)+4=0

We get rid of parentheses

3x+1x-71+4=0

We add all the numbers together, and all the variables

4x-67=0

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

4x=67

x=67/4

x=16+3/4

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