3(3x+5)=20-7(5+x)

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Solution for 3(3x+5)=20-7(5+x) equation: 



3(3x+5)=20-7(5+x)

We move all terms to the left:

3(3x+5)-(20-7(5+x))=0

We add all the numbers together, and all the variables

3(3x+5)-(20-7(x+5))=0

We multiply parentheses

9x-(20-7(x+5))+15=0



We calculate terms in parentheses: -(20-7(x+5)), so:

20-7(x+5)

determiningTheFunctionDomain
-7(x+5)+20

We multiply parentheses

-7x-35+20

We add all the numbers together, and all the variables

-7x-15

Back to the equation:

-(-7x-15)



We get rid of parentheses

9x+7x+15+15=0

We add all the numbers together, and all the variables

16x+30=0

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

16x=-30

x=-30/16

x=-1+7/8

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