7x+30=-4(-5-2x)

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Solution for 7x+30=-4(-5-2x) equation: 



7x+30=-4(-5-2x)

We move all terms to the left:

7x+30-(-4(-5-2x))=0

We add all the numbers together, and all the variables

7x-(-4(-2x-5))+30=0



We calculate terms in parentheses: -(-4(-2x-5)), so:

-4(-2x-5)

We multiply parentheses

8x+20

Back to the equation:

-(8x+20)



We get rid of parentheses

7x-8x-20+30=0

We add all the numbers together, and all the variables

-1x+10=0

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

-x=-10

x=-10/-1

x=+10

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