7(1+2n)=105

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Solution for 7(1+2n)=105 equation: 



7(1+2n)=105

We move all terms to the left:

7(1+2n)-(105)=0

We add all the numbers together, and all the variables

7(2n+1)-105=0

We multiply parentheses

14n+7-105=0

We add all the numbers together, and all the variables

14n-98=0

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

14n=98

n=98/14

n=7

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