-10=-2(5-3r)

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Solution for -10=-2(5-3r) equation: 



-10=-2(5-3r)

We move all terms to the left:

-10-(-2(5-3r))=0

We add all the numbers together, and all the variables

-(-2(-3r+5))-10=0



We calculate terms in parentheses: -(-2(-3r+5)), so:

-2(-3r+5)

We multiply parentheses

6r-10

Back to the equation:

-(6r-10)



We get rid of parentheses

-6r+10-10=0

We add all the numbers together, and all the variables

-6r=0

r=0/-6

r=0

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