Question

решите уравнение 4x + 5 / 13 = 8/9

Answer 1

4х=8/9-5/13
4х=59/117 х=59/468

Answer 2

4х + 5/13 = 8/9
4х = 8/9 - 5/13
4х = 104/117 - 45/117
4х = 59/117
х = 59/117 : 4
х = 59/117 × 1/4
х = 59/468
Ответ: 59/468