Basic Math Examples

$2 a^{2} - 2 a b + 3 b^{2} - 7 a^{2} - 5 a b + 7 b^{3}$

Step 1

Subtract $7 a^{2}$ from $2 a^{2}$ .

$- 5 a^{2} - 2 a b + 3 b^{2} - 5 a b + 7 b^{3}$

Step 2

Subtract $5 a b$ from $- 2 a b$ .

$- 5 a^{2} + 3 b^{2} - 7 a b + 7 b^{3}$

Step 3

Simplify the expression.

Tap for more steps...

Step 3.1

Move $3 b^{2}$ .

$- 5 a^{2} - 7 a b + 7 b^{3} + 3 b^{2}$

Step 3.2

Move $- 7 a b$ .

$- 5 a^{2} + 7 b^{3} - 7 a b + 3 b^{2}$

Step 3.3

Reorder $- 5 a^{2}$ and $7 b^{3}$ .

$7 b^{3} - 5 a^{2} - 7 a b + 3 b^{2}$