1)4х-2=3*(х-1) 2)3*(2х+1)-4=2*(х+5) 2х-(5-3х)=4+2*(6х+3). Created by Неизвестно11111. matematika-ru

1)4х-2=3*(х-1) 2)3*(2х+1)-4=2*(х+5) 2х-(5-3х)=4+2*(6х+3)...

Неизвестно11111 @Неизвестно11111

July 2022 1 3 Report

1)4х-2=3*(х-1)
2)3*(2х+1)-4=2*(х+5)
2х-(5-3х)=4+2*(6х+3)

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Alexаndr

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$4x-2=3*(x-1)\\4x-2=3x-3\\x=-1$

$3(2x+1)-4=2(x+5)\\6x+3-4=2x+10\\4x=11\\x=2,75$

$2x-(5-3x)=4+2*(6x+3)\\2x-5+3x=4+12x+6\\7x=-15\\x=-\frac{15}{7}=-2\frac{1}{7}$

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