х = 3.
Пошаговое объяснение:
2 2/3 * 1 1/8 = 8/3 * 9/8 = 1/1 * 3/1 = 3/1 = 3;
1 1/2 * 1/3 = 3/2 * 1/3 = 1/2 * 1/1 = 1/2.
2 2/3х - 1 1/2х = 1/2 + 3;
2 4/6х - 1 3/6х = 3 1/2;
1 1/6х = 3 1/2;
х = 3 1/2 : 1 1/6;
х = 7/2 : 7/6;
х = 7/2 * 6/7;
х = 1/1 * 3/1;
х = 3/1;
ответ: х = 3.
х = 3.
Пошаговое объяснение:
2 2/3 * 1 1/8 = 8/3 * 9/8 = 1/1 * 3/1 = 3/1 = 3;
1 1/2 * 1/3 = 3/2 * 1/3 = 1/2 * 1/1 = 1/2.
2 2/3х - 1 1/2х = 1/2 + 3;
2 4/6х - 1 3/6х = 3 1/2;
1 1/6х = 3 1/2;
х = 3 1/2 : 1 1/6;
х = 7/2 : 7/6;
х = 7/2 * 6/7;
х = 1/1 * 3/1;
х = 3/1;
х = 3.
ответ: х = 3.