7(1+3x)=154

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Solution for 7(1+3x)=154 equation: 



7(1+3x)=154

We move all terms to the left:

7(1+3x)-(154)=0

We add all the numbers together, and all the variables

7(3x+1)-154=0

We multiply parentheses

21x+7-154=0

We add all the numbers together, and all the variables

21x-147=0

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

21x=147

x=147/21

x=7

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