9=x+0.5(0.9-x)

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Solution for 9=x+0.5(0.9-x) equation: 



9=x+0.5(0.9-x)

We move all terms to the left:

9-(x+0.5(0.9-x))=0

We add all the numbers together, and all the variables

-(x+0.5(-1x+0.9))+9=0



We calculate terms in parentheses: -(x+0.5(-1x+0.9)), so:

x+0.5(-1x+0.9)

We multiply parentheses

x-0.5x+0.45

We add all the numbers together, and all the variables

0.5x+0.45

Back to the equation:

-(0.5x+0.45)



We get rid of parentheses

-0.5x-0.45+9=0

We add all the numbers together, and all the variables

-0.5x+8.55=0

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

-0.5x=-8.55

x=-8.55/-0.5

x=17+0.050000000000001/0.5

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