4(-4x-21)=30(-9-2x)

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Solution for 4(-4x-21)=30(-9-2x) equation: 



4(-4x-21)=30(-9-2x)

We move all terms to the left:

4(-4x-21)-(30(-9-2x))=0

We add all the numbers together, and all the variables

4(-4x-21)-(30(-2x-9))=0

We multiply parentheses

-16x-(30(-2x-9))-84=0



We calculate terms in parentheses: -(30(-2x-9)), so:

30(-2x-9)

We multiply parentheses

-60x-270

Back to the equation:

-(-60x-270)



We get rid of parentheses

-16x+60x+270-84=0

We add all the numbers together, and all the variables

44x+186=0

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

44x=-186

x=-186/44

x=-4+5/22

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