91=2k+3(k+2)

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Solution for 91=2k+3(k+2) equation: 



91=2k+3(k+2)

We move all terms to the left:

91-(2k+3(k+2))=0



We calculate terms in parentheses: -(2k+3(k+2)), so:

2k+3(k+2)

We multiply parentheses

2k+3k+6

We add all the numbers together, and all the variables

5k+6

Back to the equation:

-(5k+6)



We get rid of parentheses

-5k-6+91=0

We add all the numbers together, and all the variables

-5k+85=0

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

-5k=-85

k=-85/-5

k=+17

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