0.4(x-9)=0.8(x-2)

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Solution for 0.4(x-9)=0.8(x-2) equation: 



0.4(x-9)=0.8(x-2)

We move all terms to the left:

0.4(x-9)-(0.8(x-2))=0

We multiply parentheses

0.4x-(0.8(x-2))-3.6=0



We calculate terms in parentheses: -(0.8(x-2)), so:

0.8(x-2)

We multiply parentheses

0.8x-1.6

Back to the equation:

-(0.8x-1.6)



We get rid of parentheses

0.4x-0.8x+1.6-3.6=0

We add all the numbers together, and all the variables

-0.4x-2=0

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

-0.4x=2

x=2/-0.4

x=-5

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