3x(x+2)-2x=5x(2x-1)-7x2+9

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Solution for 3x(x+2)-2x=5x(2x-1)-7x2+9 equation: 



3x(x+2)-2x=5x(2x-1)-7x^2+9

We move all terms to the left:

3x(x+2)-2x-(5x(2x-1)-7x^2+9)=0

We add all the numbers together, and all the variables

-(5x(2x-1)-7x^2+9)-2x+3x(x+2)=0

We multiply parentheses

-(5x(2x-1)-7x^2+9)+3x^2-2x+6x=0



We calculate terms in parentheses: -(5x(2x-1)-7x^2+9), so:

5x(2x-1)-7x^2+9

determiningTheFunctionDomain
-7x^2+5x(2x-1)+9

We multiply parentheses

-7x^2+10x^2-5x+9

We add all the numbers together, and all the variables

3x^2-5x+9

Back to the equation:

-(3x^2-5x+9)



We add all the numbers together, and all the variables

3x^2+4x-(3x^2-5x+9)=0

We get rid of parentheses

3x^2-3x^2+4x+5x-9=0

We add all the numbers together, and all the variables

9x-9=0

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

9x=9

x=9/9

x=1

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