5(7+9)-2(1-r)=1

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Solution for 5(7+9)-2(1-r)=1 equation: 



5(7+9)-2(1-r)=1

We move all terms to the left:

5(7+9)-2(1-r)-(1)=0

determiningTheFunctionDomain
-2(1-r)-1+5(7+9)=0

We add all the numbers together, and all the variables

-2(-1r+1)-1+516=0

We add all the numbers together, and all the variables

-2(-1r+1)+515=0

We multiply parentheses

2r-2+515=0

We add all the numbers together, and all the variables

2r+513=0

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

2r=-513

r=-513/2

r=-256+1/2

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