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misterdizzel
@misterdizzel
July 2022
2
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Найдите корни уравнений 1) 0,8(0,5+2х) = 2х+0,4 ; 2)0,2(х-3)-1=0,5(х+3)-0,4
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mariashaidar
Решение тут. Все кратко и понятно
12 votes
Thanks 16
rubilovalex
1). 0,4+1,6x=2x+0,4; 1,6x-2x=0,4-0,4; -0,4x=0; x=0/(-0,4)=0. 2). 0,2x-0,6-1=0,5x+1,5-0,4; 0,2x-0,5x=1,1+0,6+1; -0,3x=2,7; x=2,7/(-0.3)= -9.
6 votes
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