7(-9+3x)=105

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Solution for 7(-9+3x)=105 equation: 



7(-9+3x)=105

We move all terms to the left:

7(-9+3x)-(105)=0

We add all the numbers together, and all the variables

7(3x-9)-105=0

We multiply parentheses

21x-63-105=0

We add all the numbers together, and all the variables

21x-168=0

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

21x=168

x=168/21

x=8

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