/-это скобка Решить уравнение 1). x=2/3x+1 2).x-2/3=5/6x 3).2/3y-1/3=5/9y. Created by Dionis37. matematika-ru

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Dionis37 @Dionis37

August 2022 1 10 Report

/-это скобка Решить уравнение 1). x=2/3x+1 2).x-2/3=5/6x 3).2/3y-1/3=5/9y

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nafanya2014

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1). x=(2/3)x+1
   x-(2/3)x=1
   ( 1/3) x=1
   x=3
2).x-(2/3)=(5/6)x
   x- (5/6)x=2/3
   (1/6)x=2/3
   x=4
3).(2/3)y-1/3=(5/9)y
   (2/3)y-(5/9)y=1/3
   (6/9)y-(5/9)y=1/3
   (1/9)y=1/3
   y=3

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