Question

Quis Jan ketiggalan


50 poin kak​

Answer 1

Penjelasan dengan langkah-langkah:

|x| = a , x = -a atau x = a ----> Definisi Nilai Mutlak

.

|x+10| = 2x

(x+10)=2x atau (x+10)=-2x

x-2x= -10. x + 2x = -10

-x =-10. 3x = -10

x = 10 x = -10/3

HP = { -10/3, 10 }