Pre-Algebra Examples

$- 3 m^{9} + 3 m^{5} - 8 m^{3} + 15 m^{9} - 6 m^{5}$

Step 1

Add $- 3 m^{9}$ and $15 m^{9}$ .

$12 m^{9} + 3 m^{5} - 8 m^{3} - 6 m^{5}$

Step 2

Subtract $6 m^{5}$ from $3 m^{5}$ .

$12 m^{9} - 3 m^{5} - 8 m^{3}$