3=1/2w+7

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Solution for 3=1/2w+7 equation: 



3=1/2w+7

We move all terms to the left:

3-(1/2w+7)=0



Domain of the equation: 2w+7)!=0

w∈R



We get rid of parentheses

-1/2w-7+3=0

We multiply all the terms by the denominator


-7*2w+3*2w-1=0

Wy multiply elements

-14w+6w-1=0

We add all the numbers together, and all the variables

-8w-1=0

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

-8w=1

w=1/-8

w=-1/8

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