Решите уравнение 0,5(x+3)=4/6(11-x)
1/2(х+3)=2/3(11-х) 3х+9=44-4х 7х=35 х=5
0.5х+1.5=44/6-4/6х 1/2х+3/2=22/3-2/3х 1/2х+2/3х=22/3-3/2 3/6х+4/6х=44/6-9/6 7/6х=35/6 х=35/6:6/7 х=5