Уравнение с одной переменной !!!помогите срочно!!!
x-8=11-12x ; 2x+1=3-x ; 17x+11=6+12x ;
2x-1 x+1
------ + ------ = 2
3 2
x-8=11-12x ; 2x+1=3-x ; 17x+11=6+12x ;
2x-1 x+1
------ + ------ = 2
3 2
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Verified answer
Х-8=11-12хх+12х=11+8
13х=19
х=19/13=1 7/13
2х+1=3-х
2х+х=3-1
3х=2
х=2/3
17х+11=6+12х
17х-12х=6-11
5х= - 5
х= -1
(2х-1)/3 + (х+1)/2=2
2*(2х-1)+3*(х+1)=2*3*2
4х-2+3х+3=12
7х=12-1
7х=11
х=11/7=1 4/7