3x=90*7/4

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Solution for 3x=90*7/4 equation: 



3x=90*7/4

We move all terms to the left:

3x-(90*7/4)=0

We add all the numbers together, and all the variables

3x-(+90*7/4)=0

We get rid of parentheses

3x-90*7/4=0

We multiply all the terms by the denominator


3x*4-90*7=0

We add all the numbers together, and all the variables

3x*4-630=0

Wy multiply elements

12x-630=0

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

12x=630

x=630/12

x=52+1/2

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