15x2-3x(8+5x)=-(3x-9)+33

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Solution for 15x2-3x(8+5x)=-(3x-9)+33 equation: 



15x^2-3x(8+5x)=-(3x-9)+33

We move all terms to the left:

15x^2-3x(8+5x)-(-(3x-9)+33)=0

We add all the numbers together, and all the variables

15x^2-3x(5x+8)-(-(3x-9)+33)=0

We multiply parentheses

15x^2-15x^2-24x-(-(3x-9)+33)=0



We calculate terms in parentheses: -(-(3x-9)+33), so:

-(3x-9)+33

We get rid of parentheses

-3x+9+33

We add all the numbers together, and all the variables

-3x+42

Back to the equation:

-(-3x+42)



We add all the numbers together, and all the variables

-24x-(-3x+42)=0

We get rid of parentheses

-24x+3x-42=0

We add all the numbers together, and all the variables

-21x-42=0

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

-21x=42

x=42/-21

x=-2

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