9+r/4=4

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Solution for 9+r/4=4 equation: 



9+r/4=4

We move all terms to the left:

9+r/4-(4)=0

We add all the numbers together, and all the variables

r/4+5=0

We multiply all the terms by the denominator


r+5*4=0

We add all the numbers together, and all the variables

r+20=0

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

r=-20

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