Question

Помогите решить пж !!!!!!!

Answer 1

N349 : 1) 6p+10p-3p-5-6p^2= -6p^2+13 p-5 = 6p^2-13p+5
2) 12+15m^2+18m-10m-12=15m^2+8m
3) m^2-5m+3m-15-m^2+2m=-15
4) 12a^2+3a-8a-2-12a^2+2=-5a