Algebra Examples

$- 6 y + 7 - 7 + 4 x^{2} - 6 x^{2} - 3 x^{2} + 7 y$

Step 1

Combine the opposite terms in $- 6 y + 7 - 7 + 4 x^{2} - 6 x^{2} - 3 x^{2} + 7 y$ .

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Step 1.1

Subtract $7$ from $7$ .

$- 6 y + 0 + 4 x^{2} - 6 x^{2} - 3 x^{2} + 7 y$

Step 1.2

Add $- 6 y$ and $0$ .

$- 6 y + 4 x^{2} - 6 x^{2} - 3 x^{2} + 7 y$

Step 2

Add $- 6 y$ and $7 y$ .

$4 x^{2} - 6 x^{2} - 3 x^{2} + y$

Step 3

Subtract $6 x^{2}$ from $4 x^{2}$ .

$- 2 x^{2} - 3 x^{2} + y$

Step 4

Subtract $3 x^{2}$ from $- 2 x^{2}$ .

$- 5 x^{2} + y$