Respuesta :

Step-by-step explanation:

10n= -5-5

10n= -10

n=-10/10

n=-1

then putting value of n in -7n

-7(-1)

7

2

-3p+8=26

-3p=26-8

-3p=18

p=18/-3

p=-6

putting value of p in -23+p

-23+(-6)

-29