помогите даю 10 балов №44. Created by AMIRYAN19821. matematika-ru

помогите даю 10 балов №44...

Veloceraptor 1)x = 30(130+140=270, 270:9=30
2)x = 640(200-120=80, 80*8=640)
3)x = 84(720:9=80, 164-80=84)

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Pupark X+9=130+140
x=270-9
x=261
261+9=130+140
261=261

x:8=200-120
x=80×8
x=640
640:8=200-120
640=640

164-z=720:9
z=164-80
z=84
164-84=720:9
84=84

Вот ответ.Но ваще не видно))

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