4/w+7=-2

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Solution for 4/w+7=-2 equation: 



4/w+7=-2

We move all terms to the left:

4/w+7-(-2)=0



Domain of the equation: w!=0

w∈R



We add all the numbers together, and all the variables

4/w+9=0

We multiply all the terms by the denominator


9*w+4=0

We add all the numbers together, and all the variables

9w+4=0

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

9w=-4

w=-4/9

w=-4/9

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