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Simplify 5y^2+12y-9-8y^2

$5 y^{2} + 12 y - 9 - 8 y^{2}$

Step 1

Subtract $8 y^{2}$ from $5 y^{2}$ .

$- 3 y^{2} + 12 y - 9$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$

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