Question

Reunir terminos semejantes :

m-2n+4-n+7-5m+3n-6+8n-10+7m-9m

Answer 1

m-2n+4-n+7-5m+3n-6+8n-10+7m-9m

m +7m - 5m  - 9m  -2n-n+3n +8n +4+7-6-10

8m-14m -3n +11n +11-16

-6m + 8n + 5