5x+4x^2(2x+7)=6x^2-9x

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Solution for 5x+4x^2(2x+7)=6x^2-9x equation: 



5x+4x^2(2x+7)=6x^2-9x

We move all terms to the left:

5x+4x^2(2x+7)-(6x^2-9x)=0

We get rid of parentheses

4x^2(2x+7)-6x^2+5x+9x=0

We add all the numbers together, and all the variables

-6x^2+4x^2(2x+7)+14x=0

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