(x-1)-5x=1-7(2+x)

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Solution for (x-1)-5x=1-7(2+x) equation: 



(x-1)-5x=1-7(2+x)

We move all terms to the left:

(x-1)-5x-(1-7(2+x))=0

We add all the numbers together, and all the variables

(x-1)-5x-(1-7(x+2))=0

We add all the numbers together, and all the variables

-5x+(x-1)-(1-7(x+2))=0

We get rid of parentheses

-5x+x-(1-7(x+2))-1=0



We calculate terms in parentheses: -(1-7(x+2)), so:

1-7(x+2)

determiningTheFunctionDomain
-7(x+2)+1

We multiply parentheses

-7x-14+1

We add all the numbers together, and all the variables

-7x-13

Back to the equation:

-(-7x-13)



We add all the numbers together, and all the variables

-4x-(-7x-13)-1=0

We get rid of parentheses

-4x+7x+13-1=0

We add all the numbers together, and all the variables

3x+12=0

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

3x=-12

x=-12/3

x=-4

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