87=3(3k+5)

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Solution for 87=3(3k+5) equation: 



87=3(3k+5)

We move all terms to the left:

87-(3(3k+5))=0



We calculate terms in parentheses: -(3(3k+5)), so:

3(3k+5)

We multiply parentheses

9k+15

Back to the equation:

-(9k+15)



We get rid of parentheses

-9k-15+87=0

We add all the numbers together, and all the variables

-9k+72=0

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

-9k=-72

k=-72/-9

k=+8

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