0.4x+4.2=1.3+1.3x

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Solution for 0.4x+4.2=1.3+1.3x equation: 



0.4x+4.2=1.3+1.3x

We move all terms to the left:

0.4x+4.2-(1.3+1.3x)=0

We add all the numbers together, and all the variables

0.4x-(1.3x+1.3)+4.2=0

We get rid of parentheses

0.4x-1.3x-1.3+4.2=0

We add all the numbers together, and all the variables

-0.9x+2.9=0

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

-0.9x=-2.9

x=-2.9/-0.9

x=3+0.2/0.9

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