Решите уравнение 3x+1.6/2.4 = 5/12
1) 3х+1,6/2,4=5/12 3х=5/12-1,6/2,4 3х=10/24-16/24 3х=-6/24 3х=-1/4 х=(-1/4):3 х=(-1/4)*1/3 х=-1/12.
3х+1 3/5:2 2/5=5/12; 3x+8/5:12/5=5/12; 3x+2/3=5/12; 3x=5/12-2/3; 3x=5/12-8/12; 3x=-3/12; 3x=-1/4; x=-1/4/3; x=-1/12.