11+7/9r=4

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Solution for 11+7/9r=4 equation: 



11+7/9r=4

We move all terms to the left:

11+7/9r-(4)=0



Domain of the equation: 9r!=0

r!=0/9

r!=0

r∈R



We add all the numbers together, and all the variables

7/9r+7=0

We multiply all the terms by the denominator


7*9r+7=0

Wy multiply elements

63r+7=0

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

63r=-7

r=-7/63

r=-1/9

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