Basic Math Examples

$2 y^{3} - y^{2} + 7 y + 9 y^{2} - 7 y + 17$

Step 1

Combine the opposite terms in $2 y^{3} - y^{2} + 7 y + 9 y^{2} - 7 y + 17$ .

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Step 1.1

Subtract $7 y$ from $7 y$ .

$2 y^{3} - y^{2} + 9 y^{2} + 0 + 17$

Step 1.2

Add $2 y^{3} - y^{2} + 9 y^{2}$ and $0$ .

$2 y^{3} - y^{2} + 9 y^{2} + 17$

Step 2

Add $- y^{2}$ and $9 y^{2}$ .

$2 y^{3} + 8 y^{2} + 17$