-4+3(7x-5)=9-7(3x+7)

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Solution for -4+3(7x-5)=9-7(3x+7) equation: 



-4+3(7x-5)=9-7(3x+7)

We move all terms to the left:

-4+3(7x-5)-(9-7(3x+7))=0

We multiply parentheses

21x-(9-7(3x+7))-15-4=0



We calculate terms in parentheses: -(9-7(3x+7)), so:

9-7(3x+7)

determiningTheFunctionDomain
-7(3x+7)+9

We multiply parentheses

-21x-49+9

We add all the numbers together, and all the variables

-21x-40

Back to the equation:

-(-21x-40)



We add all the numbers together, and all the variables

21x-(-21x-40)-19=0

We get rid of parentheses

21x+21x+40-19=0

We add all the numbers together, and all the variables

42x+21=0

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

42x=-21

x=-21/42

x=-1/2

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