15=-4(x+1)

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Solution for 15=-4(x+1) equation: 



15=-4(x+1)

We move all terms to the left:

15-(-4(x+1))=0



We calculate terms in parentheses: -(-4(x+1)), so:

-4(x+1)

We multiply parentheses

-4x-4

Back to the equation:

-(-4x-4)



We get rid of parentheses

4x+4+15=0

We add all the numbers together, and all the variables

4x+19=0

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

4x=-19

x=-19/4

x=-4+3/4

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