4+r/9=2

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Solution for 4+r/9=2 equation: 



4+r/9=2

We move all terms to the left:

4+r/9-(2)=0

We add all the numbers together, and all the variables

r/9+2=0

We multiply all the terms by the denominator


r+2*9=0

We add all the numbers together, and all the variables

r+18=0

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

r=-18

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