0.4x+1.2=0.7x

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Solution for 0.4x+1.2=0.7x equation: 



0.4x+1.2=0.7x

We move all terms to the left:

0.4x+1.2-(0.7x)=0

We add all the numbers together, and all the variables

0.4x-(+0.7x)+1.2=0

We get rid of parentheses

0.4x-0.7x+1.2=0

We add all the numbers together, and all the variables

-0.3x+1.2=0

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

-0.3x=-1.2

x=-1.2/-0.3

x=+4

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