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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