100-2(3x+8)-3(5x-2)=9(3x-7+2x+8)-30x

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Solution for 100-2(3x+8)-3(5x-2)=9(3x-7+2x+8)-30x equation: 



100-2(3x+8)-3(5x-2)=9(3x-7+2x+8)-30x

We move all terms to the left:

100-2(3x+8)-3(5x-2)-(9(3x-7+2x+8)-30x)=0

We add all the numbers together, and all the variables

-2(3x+8)-3(5x-2)-(9(5x+1)-30x)+100=0

We multiply parentheses

-6x-15x-(9(5x+1)-30x)-16+6+100=0



We calculate terms in parentheses: -(9(5x+1)-30x), so:

9(5x+1)-30x

We add all the numbers together, and all the variables

-30x+9(5x+1)

We multiply parentheses

-30x+45x+9

We add all the numbers together, and all the variables

15x+9

Back to the equation:

-(15x+9)



We add all the numbers together, and all the variables

-21x-(15x+9)+90=0

We get rid of parentheses

-21x-15x-9+90=0

We add all the numbers together, and all the variables

-36x+81=0

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

-36x=-81

x=-81/-36

x=2+1/4

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