Помогите пожалуйста! ₽ешите уравнения 1,2x•(-0,6)= -2,88 -7/15y•(- 3 3/7)•3,4= -16,32. Created by mbarbals2005. matematika-ru

7)•3,4= -16,32...

mbarbals2005 @mbarbals2005

July 2022 1 35 Report

Помогите пожалуйста!
₽ешите уравнения

1,2x•(-0,6)= -2,88

-7/15y•(- 3 3/7)•3,4= -16,32

Answers & Comments

tatsach 1,2x•(-0,6)= -2,88
-0.72х=-2.88
х=-2.88:(-0.72)
х=4

-7/15y•(- 3 3/7)•3,4= -16,32
-7/15y*(-408/35)=-16.32
408/75y=-16.32
y=-16.32:408/75=-408/25*75/408
y=-3

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primenite raspredelitelnyj zakon umnozheniya raskrojte skobki a x630 v

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