Answer:
maaf jika salah
x=-35
Step-by-step explanation:
x+11=-3*8
x+11=-24
x=-24-11
number 4-
X=11.207
Step-by-step explanation: Caculate the angle of B first. B=105
Then find side a and b
(x-1)+2(3x-1)=0
2x-2+6x-2=0
8x-4=0
8x=4
x=4/8
×=1/2