0.3+x=1.2+0.4x

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Solution for 0.3+x=1.2+0.4x equation: 



0.3+x=1.2+0.4x

We move all terms to the left:

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

We add all the numbers together, and all the variables

x-(0.4x+1.2)+0.3=0

We get rid of parentheses

x-0.4x-1.2+0.3=0

We add all the numbers together, and all the variables

0.6x-0.9=0

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

0.6x=0.9

x=0.9/0.6

x=1+0.3/0.6

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