3(2x+1)+(2x+1)+7=42+5x

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Solution for 3(2x+1)+(2x+1)+7=42+5x equation: 



3(2x+1)+(2x+1)+7=42+5x

We move all terms to the left:

3(2x+1)+(2x+1)+7-(42+5x)=0

We add all the numbers together, and all the variables

3(2x+1)+(2x+1)-(5x+42)+7=0

We multiply parentheses

6x+(2x+1)-(5x+42)+3+7=0

We get rid of parentheses

6x+2x-5x+1-42+3+7=0

We add all the numbers together, and all the variables

3x-31=0

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

3x=31

x=31/3

x=10+1/3

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