25.12=2(3.14)+r

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Solution for 25.12=2(3.14)+r equation:



25.12=2(3.14)+r
We move all terms to the left:
25.12-(2(3.14)+r)=0
We calculate terms in parentheses: -(2(3.14)+r), so:
2(3.14)+r
determiningTheFunctionDomain r+2(3.14)
We add all the numbers together, and all the variables
r+6.28
Back to the equation:
-(r+6.28)
We get rid of parentheses
-r-6.28+25.12=0
We add all the numbers together, and all the variables
-1r+18.84=0
We move all terms containing r to the left, all other terms to the right
-r=-18.84
r=-18.84/-1
r=18+0.84/1

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