.4x+2x=x+x+20

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Solution for .4x+2x=x+x+20 equation: 



.4x+2x=x+x+20

We move all terms to the left:

.4x+2x-(x+x+20)=0

We add all the numbers together, and all the variables

.4x+2x-(2x+20)=0

We add all the numbers together, and all the variables

2.4x-(2x+20)=0

We get rid of parentheses

2.4x-2x-20=0

We add all the numbers together, and all the variables

0.4x-20=0

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

0.4x=20

x=20/0.4

x=50

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