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Olesya11012002
@Olesya11012002
August 2022
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Помогите решить))Уравнения
а)5х-(7х+2)=4х-2
б) 8х+4(5х-1)=2х-3
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20Elizaweta01
А)5х-(7х2)=4х-2; б)
8х+4(5х-1)=2х-3;
5х-7х-2=4х-2; 8х+20х-4=2х-3;
5х-7х-4х=2-2; 8х+20х-2х=4-3;
-6х=0; 26х=1;
х=0. х=1/26.
1 votes
Thanks 1
1asasas
5х-(7х+2)=4х-2
5х-7х-4х=-2-2
-6х=-4
Х= 4/6
х=2/3
8х+4(5х-4)=2х-3
8х+20х-16=2х-3
8х+20х-2х=-3+16
26х=13
х=13:26
х=13/26
х=1/2
х
1 votes
Thanks 1
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Answers & Comments
5х-7х-2=4х-2; 8х+20х-4=2х-3;
5х-7х-4х=2-2; 8х+20х-2х=4-3;
-6х=0; 26х=1;
х=0. х=1/26.
5х-7х-4х=-2-2
-6х=-4
Х= 4/6
х=2/3
8х+4(5х-4)=2х-3
8х+20х-16=2х-3
8х+20х-2х=-3+16
26х=13
х=13:26
х=13/26
х=1/2
х