Решить уровнение 1) 1/2х +1/3х +1/4х=26/27 2) 2 1/3х-2 3/5=1 2/15 3) 4 5/12 - 5 3/5х =2 2/3 4) 5/18 х +2 1/2 = 10 5/6

1)6/12х+4/12х+3/12х=26/2713/12х=26/27х=26/27÷13/12х=26/27×12/13х=8/9================2)2 1/3х=1 2/15+2 3/57/3х=17/15+13/57/3х=17/15+39/157/3х=56/15х=56/15÷7/3х=56/15×3/7х=8/5=1 3/5================3)5 3/5х=4 5/12-2 2/328/5х=53/12-8/328/5х=53/12-32/1228/5х=21/1228/5х=7/4х=7/4÷28/5х=7/4×5/28х=5/16===============4)5/18х=10 5/6-2 1/25/18х=65/6-5/25/18х=65/6-15/65/18х=50/65/18х=25/3х=25/3÷5/18х=25/3×18/5х=30