Пошаговое объяснение:
5×(2х-1 1/3) = 2,4х+14/15
5×(2х-4/3)=12/5 х + 14/15
10х-20/3=12/5 х +14/15
10х-12/5 х = 14/15+20/3
38/5 х = 38/5
х = 38/5 ÷ 38/5
х = 1
5×(2×1-1 1/3)=2,4×1+14/15
5×(2-1 1/3)=2,4+14/15
5×2/3= 10/3
10/3=10/3
Пошаговое объяснение:
5×(2х-1 1/3) = 2,4х+14/15
5×(2х-4/3)=12/5 х + 14/15
10х-20/3=12/5 х +14/15
10х-12/5 х = 14/15+20/3
38/5 х = 38/5
х = 38/5 ÷ 38/5
х = 1
5×(2×1-1 1/3)=2,4×1+14/15
5×(2-1 1/3)=2,4+14/15
5×2/3= 10/3
10/3=10/3