13+7=-4(7x-5)

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Solution for 13+7=-4(7x-5) equation: 



13+7=-4(7x-5)

We move all terms to the left:

13+7-(-4(7x-5))=0

We add all the numbers together, and all the variables

-(-4(7x-5))+20=0



We calculate terms in parentheses: -(-4(7x-5)), so:

-4(7x-5)

We multiply parentheses

-28x+20

Back to the equation:

-(-28x+20)



We get rid of parentheses

28x-20+20=0

We add all the numbers together, and all the variables

28x=0

x=0/28

x=0

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