90x/4+20=100+400

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Solution for 90x/4+20=100+400 equation: 



90x/4+20=100+400

We move all terms to the left:

90x/4+20-(100+400)=0

We add all the numbers together, and all the variables

90x/4+20-500=0

We add all the numbers together, and all the variables

90x/4-480=0

We multiply all the terms by the denominator


90x-480*4=0

We add all the numbers together, and all the variables

90x-1920=0

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

90x=1920

x=1920/90

x=21+1/3

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