5+17x+6x2=berapa tolong bantu jawab dong kk

5+17x+6.2= 0
5+17x+12=0
17x+17=0
17x= 0-17
17x= -17
x = -17/17
x = -1

saya coba jawab
5+17x+(6×2)=0
5+17x+12=0
17x+17=0
x=-17/17
x=-1

joba kita masukan
5+17(-1)+12=0
5-17+12=0
-12+12=0
0=0