Предмет: Математика, автор: bananascupcakes

x+y+z=101
5x=7y
0,75y=6z
x=?
y=?
z=?

Ответы

Автор ответа: usenovbakhytzhan2002
1

Пошаговое объяснение:

x=7y/5

y=6z/0.75=8z

(7*8z)/5=56z/5

56z/5+8z+z=101

z=5

y=8*5=40

x=(7*40)/5=56

Автор ответа: ermuhanovams
0

x=7y/5

y=6z/0.75=8z

(7*8z)/5=56z/5

56z/5+8z+z=101

z=5

y=8*5=40

x=(7*40)/5=56

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