40+84+х=150 х+120+80=240

Question

40+84+х=150 х+120+80=240

Answer 1

X = 40+84 = 124
X= 150-124
X= 26

X= 120+80 = 200
X= 240-200
X= 40

Answer 2

40 + 84 + 26 = 150        
40 + 120 + 80 = 240