А) 3-4(1-6х)=2(3х+4); Б) (х+2)/3 -4х=8; В) 3х²+4х=0. Решите уравнение плз. Created by adishirinovvas. algebra-ru

3 -4х=8; В) 3х²+4х=0. Решите уравнение плз...

July 2022 2 5 Report

А) 3-4(1-6х)=2(3х+4);
Б) (х+2)/3 -4х=8;
В) 3х²+4х=0.
Решите уравнение плз

ptvsever А. 3-4+24х=6х+8
24х-6х=8+1
18х=9
х=9/18= 1/2
Б. 8(3-4х)= х+2
24-32х=х+2
-32х-х=2-24
-33х=-22
х=22/33 =2/3
В. х(3х+4)=0
либо х=0 либо 3х+4=0
3х= -4
х= -4/3 = - 1 1/3

1 votes Thanks 1

аааааииии А) 3-4(1-6х)=2(3х+4)
3-4+24х=6х+8
24х-6х=8-3+4
18х=9
х=0,5
Б)(х+2)/3-4х=8
(х+2)/3-12х/3=8
(-11х+2)/3=8
-11х+2=24
-11х=22
х=-2
В)3х^2+4х=0
х(3х+4)=0
х=0
3х+4=0
3х=-4
х=-4/3

1 votes Thanks 1

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