2+2/5r=-2

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Solution for 2+2/5r=-2 equation:



2+2/5r=-2
We move all terms to the left:
2+2/5r-(-2)=0
Domain of the equation: 5r!=0
r!=0/5
r!=0
r∈R
We add all the numbers together, and all the variables
2/5r+4=0
We multiply all the terms by the denominator
4*5r+2=0
Wy multiply elements
20r+2=0
We move all terms containing r to the left, all other terms to the right
20r=-2
r=-2/20
r=-1/10

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