x+(x*0.1)=420

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Solution for x+(x*0.1)=420 equation: 



x+(x*0.1)=420

We move all terms to the left:

x+(x*0.1)-(420)=0

We add all the numbers together, and all the variables

x+(+x*0.1)-420=0

We get rid of parentheses

x+x*0.1-420=0

Wy multiply elements

x+0.1x-420=0

We add all the numbers together, and all the variables

1.1x-420=0

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

1.1x=420

x=420/1.1

x=381+0.89999999999998/1.1

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