Пошаговое объяснение:
(4x+3 5/8) *4/9=2 1/2
4x + 3 5/8 = 2 1/2 : 4/9
4x + 3 5/8 = 5/2 * 9/4
4x + 3 5/8 = 45/8
4x = 45/8 - 3 5/8
4x = 45/8 - 29/8
4x = 16/8 = 2
x = 2 : 4
x = 0,5
Пошаговое объяснение:
(4x+3 5/8) *4/9=2 1/2
4x + 3 5/8 = 2 1/2 : 4/9
4x + 3 5/8 = 5/2 * 9/4
4x + 3 5/8 = 45/8
4x = 45/8 - 3 5/8
4x = 45/8 - 29/8
4x = 16/8 = 2
x = 2 : 4
x = 0,5