16-x=20
\(\Rightarrow\)x=16-20
x=-4
HAY THÌ K CHO MIK NHA
16-x=20
x=16-20
x=-4
Hok tốt!!
\(16-x=20\)
\(\Rightarrow x=16-20=-4\)
vậy x = -4
Ta có: 16-x=20
<=> x=16-20
<=>x= -4
Vậy x= -4
k cho mk nha
câu hỏi
16 - x = 20
=> x = 16 - 20
x = (-4)
\(16-x=20\)
\(x=16-20\left(...\right)\)
\(x=-4\)