0,5*(x+3)=4/6*(11-x)

0, 5× +1, 5= 44/6 - 4/6× 0, 5× + 4/6× = 44/6 -1, 5 7/6×=9/6 ×=(9*6)/(6*7) ×=9/7=1  2/7

0, 5× +1, 5= 44/6 - 4/6× 0, 5× + 4/6× = 44/6 -1, 5 7/6×=9/6 ×=(9*6)/(6*7) ×=9/7=1  2/7  как то так