55-0.9x=30

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Solution for 55-0.9x=30 equation: 



55-0.9x=30

We move all terms to the left:

55-0.9x-(30)=0

We add all the numbers together, and all the variables

-0.9x+25=0

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

-0.9x=-25

x=-25/-0.9

x=27+0.7/0.9

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