150+0,4x=30+0,7x

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Solution for 150+0,4x=30+0,7x equation: 



150+0.4x=30+0.7x

We move all terms to the left:

150+0.4x-(30+0.7x)=0

We add all the numbers together, and all the variables

0.4x-(0.7x+30)+150=0

We get rid of parentheses

0.4x-0.7x-30+150=0

We add all the numbers together, and all the variables

-0.3x+120=0

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

-0.3x=-120

x=-120/-0.3

x=+400

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