Решите уравнение за 6 класс, много 1/2x+1=-1/3(x+3/4) 1/3x+1=-1/4(x+4/5)

1)1/2x+1=-1/3(x+3/4); 1/2х+1=-1/3х-1/4; 1/2х+1/3х=-1/4-1; 3/6x+2/6x=-1 1/4; 5/6x=-5/4; х=-5/4*6/5; х=-3/2; х=-1 1/2; // 2)1/3x+1=-1/4(x+4/5); 1/3х+1=-1/4х-1/5; 1/3х+1/4х=-1-1/5; 4/12х+3/12х=-1 1/5; 7/12х=-6/5; х=-6/5*12/7; х=-72/35; X=-2 2/35

1/2х+1=1/3х+1/4.
1/2х-1/3х=1/4-1.
1/6х=-3/4.
х=-3/4:1/6.
х=-4,5

1/3х+1=-1/4х-1/5.
1/3х+1/4х=-1/5+1.
7/12х=4/5.
х=4/5:7/12.
х=1целая13/35