Question

Please solve these sums with their explanations, I will mark you as a brainlist. ❤❤❤❤❤​

Answer 1

Answer:

10) -7mn+2msq +3nsq.

+ ( 2mn+msq.+nsq.)

= -5mn+3msq.4nsq.

11) 17ycube+34ysq.-51y+68

-( -12ysq.+y+14+y4)

= 17ycube+46ysq.-52y+54-y4

12) 93psq.-55p+4

-(-5psq.+17p-90-13pcube)

=98psq.-72p+94-13pcube

13) full question is not given crop pic full of question

14) same for it also

please make me now brainlist