Algebra Examples

$2 - 4 y - 7 y^{2} + 5 y^{2} + 5 + 4 y - 2 y$

Step 1

Combine the opposite terms in $2 - 4 y - 7 y^{2} + 5 y^{2} + 5 + 4 y - 2 y$ .

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Step 1.1

Add $- 4 y$ and $4 y$ .

$2 - 7 y^{2} + 5 y^{2} + 5 + 0 - 2 y$

Step 1.2

Add $2 - 7 y^{2} + 5 y^{2} + 5$ and $0$ .

$2 - 7 y^{2} + 5 y^{2} + 5 - 2 y$

Step 2

Add $2$ and $5$ .

$- 7 y^{2} + 5 y^{2} + 7 - 2 y$

Step 3

Add $- 7 y^{2}$ and $5 y^{2}$ .

$- 2 y^{2} + 7 - 2 y$