(1+3r)5+-5r=85

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Solution for (1+3r)5+-5r=85 equation:



(1+3r)5+-5r=85
We move all terms to the left:
(1+3r)5+-5r-(85)=0
determiningTheFunctionDomain (1+3r)5-5r-85+=0
We add all the numbers together, and all the variables
(3r+1)5-5r-85+=0
We add all the numbers together, and all the variables
-5r+(3r+1)5=0
We multiply parentheses
-5r+15r+5=0
We add all the numbers together, and all the variables
10r+5=0
We move all terms containing r to the left, all other terms to the right
10r=-5
r=-5/10
r=-1/2

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