0.7+x=0.4

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Solution for 0.7+x=0.4 equation: 



0.7+x=0.4

We move all terms to the left:

0.7+x-(0.4)=0

We add all the numbers together, and all the variables

x+0.3=0

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

x=-0.3

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