-x+4=-3(x+15)

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Solution for -x+4=-3(x+15) equation: 



-x+4=-3(x+15)

We move all terms to the left:

-x+4-(-3(x+15))=0

We add all the numbers together, and all the variables

-1x-(-3(x+15))+4=0



We calculate terms in parentheses: -(-3(x+15)), so:

-3(x+15)

We multiply parentheses

-3x-45

Back to the equation:

-(-3x-45)



We get rid of parentheses

-1x+3x+45+4=0

We add all the numbers together, and all the variables

2x+49=0

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

2x=-49

x=-49/2

x=-24+1/2

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