(2r=+-13)-(-6r+4)

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Solution for (2r=+-13)-(-6r+4) equation: 



(2r=+-13)-(-6r+4)

We move all terms to the left:

(2r-(+-13)-(-6r+4))=0

We add all the numbers together, and all the variables

(2r-(-13)-(-6r+4))=0



We calculate terms in parentheses: +(2r-(-13)-(-6r+4)), so:

2r-(-13)-(-6r+4)

determiningTheFunctionDomain
2r-(-6r+4)-(-13)

We add all the numbers together, and all the variables

2r-(-6r+4)+13

We get rid of parentheses

2r+6r-4+13

We add all the numbers together, and all the variables

8r+9

Back to the equation:

+(8r+9)



We get rid of parentheses

8r+9=0

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

8r=-9

r=-9/8

r=-1+1/8

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