20=1/2w+9

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Solution for 20=1/2w+9 equation: 



20=1/2w+9

We move all terms to the left:

20-(1/2w+9)=0



Domain of the equation: 2w+9)!=0

w∈R



We get rid of parentheses

-1/2w-9+20=0

We multiply all the terms by the denominator


-9*2w+20*2w-1=0

Wy multiply elements

-18w+40w-1=0

We add all the numbers together, and all the variables

22w-1=0

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

22w=1

w=1/22

w=1/22

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