\(\left(27-x\right)+\left(15+x\right)=x-24\)
\(27-x+15+x=x-24\)
\(32-x+24=0\)
\(56-x=0\)
\(x=56\)
(27 - x) + (15 + x) = x - 24
27 - x + 15 + x = x - 24
27 + 15 + 24 = x + x - x
66 = x
Vậy x = 66
Chúc bạn học tốt !
(27-x)+(15+x) = x-24
27-x+15+x = x-24
27-15-x+x = x-24
12 = x-24
x-24 = 12
x = 36