-9(10k+1)=-10(9k-1)

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Solution for -9(10k+1)=-10(9k-1) equation: 



-9(10k+1)=-10(9k-1)

We move all terms to the left:

-9(10k+1)-(-10(9k-1))=0

We multiply parentheses

-90k-(-10(9k-1))-9=0



We calculate terms in parentheses: -(-10(9k-1)), so:

-10(9k-1)

We multiply parentheses

-90k+10

Back to the equation:

-(-90k+10)



We get rid of parentheses

-90k+90k-10-9=0

We add all the numbers together, and all the variables

-19!=0

There is no solution for this equation

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