1)
2/7x = 1
x = 1 : 2/7
x = 1 * 7/2
x = 7/2
x = 3,5
ответ: 3,5
2)
9x = 1
x = 1/9
ответ: 1/9
3)
1 5/8 x = 1
13/8x = 1
x = 1 : 13/8
x = 1 * 8/13
x = 8/13
ответ: 8/13
4)
1/2x = 1
x = 1 : 1/2
x = 1 * 2
x = 2
ответ: 2
5)
7/15x = 1
x = 1 : 7/15
x = 1 * 15/7
x = 15/7
x = 2 1/7
ответ: 2 1/7
6)
3 2/5 x = 1
17/5x = 1
x = 1 : 17/5
x = 1 * 5/17
x = 5/17
ответ: 5/17
7)
100x = 1
x = 1/100
x = 0,01
ответ: 0,01
8)
2/13x = 1
x = 1 : 2/13
x = 1 * 13/2
x = 13/2
x = 6,5
ответ: 6,5
1)
2/7x = 1
x = 1 : 2/7
x = 1 * 7/2
x = 7/2
x = 3,5
ответ: 3,5
2)
9x = 1
x = 1/9
ответ: 1/9
3)
1 5/8 x = 1
13/8x = 1
x = 1 : 13/8
x = 1 * 8/13
x = 8/13
ответ: 8/13
4)
1/2x = 1
x = 1 : 1/2
x = 1 * 2
x = 2
ответ: 2
5)
7/15x = 1
x = 1 : 7/15
x = 1 * 15/7
x = 15/7
x = 2 1/7
ответ: 2 1/7
6)
3 2/5 x = 1
17/5x = 1
x = 1 : 17/5
x = 1 * 5/17
x = 5/17
ответ: 5/17
7)
100x = 1
x = 1/100
x = 0,01
ответ: 0,01
8)
2/13x = 1
x = 1 : 2/13
x = 1 * 13/2
x = 13/2
x = 6,5
ответ: 6,5