3/10x=0.9

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Solution for 3/10x=0.9 equation: 



3/10x=0.9

We move all terms to the left:

3/10x-(0.9)=0



Domain of the equation: 10x!=0

x!=0/10

x!=0

x∈R



We add all the numbers together, and all the variables

3/10x-0.9=0

We multiply all the terms by the denominator


-(0.9)*10x+3=0

We multiply parentheses

-9x+3=0

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

-9x=-3

x=-3/-9

x=1/3

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