165=3x+5*4x-7

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Solution for 165=3x+5*4x-7 equation: 



165=3x+5*4x-7

We move all terms to the left:

165-(3x+5*4x-7)=0

We get rid of parentheses

-3x-5*4x+7+165=0

We add all the numbers together, and all the variables

-3x-5*4x+172=0

Wy multiply elements

-3x-20x+172=0

We add all the numbers together, and all the variables

-23x+172=0

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

-23x=-172

x=-172/-23

x=7+11/23

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