- 1/4 + 5 = 1.5 - 9x
-0.25 + 5 = 1.5 - 9x
4.75 = 1.5 - 9x
9x = 1.5 - 4.75
9x = - (4.75 - 1.5)
9x = - 3.25
x= -3.25 / 9 = - 3 ц. 1/4 * ( 1/9) = - 13/4 * 1/9
x= - 13/36
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-1/4 + 5 = 1,5 - 9* (-13/36)
4 ц. 3/4 = 1 ц. 1/2 + (13/4)
4 ц. 3/4 = 1 ц. 2/4 + 3 ц.1/4
4 ц. 3/4 = 4 ц. 3/4
- 1/3 - 4 = 2х - 7.5
- ( 1/3 + 4) = 2x - 7 ц. 1/2
- 4 ц. 1/3 = 2х - 7ц. 1/2
-2х = - 7 ц. 1/2 + 4 ц. 1/3
-2х = - ( 7ц. 3/6 - 4 2/6)
- 2х = - 3 ц. 1/6
х = - 3 ц. 1/6 : (-2) = 19/6 * 1/2 = 19/12
х= 1 ц. 7/12
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- 1/3 - 4 = 2 * 1ц. 7/12 - 7,5
- 4 ц. 1/3 = (2/1) * (19/12) - 7,5
- 4 ц. 1/3 = (19/6) - 7 ц. 1/2
- 4 ц. 1/3 = (19/6 ) - (15/2)
- 4 ц. 1/3 = (19 - 45)/6
- 4 ц. 1/3 = - 26/6
- 4 ц. 1/3 = - 13/3
- 4 ц. 1/3 = - 4 ц. 1/3
х:11 = 1 ц. 3/7 : (6/7)
х:11 = (10/7) * ( 7/6)
х:11 = 5/3
х = (5/3 ) * 11 = 55/3
х = 18 ц. 1/3
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18 ц. 1/3 : 11 =1 ц. 3/7 : (6/7)
(55/3) * ( 1/11) = (10/7) * ( 7/6)
5/3 = 5/3
1 ц. 2/3 = 1 ц. 2/3
х : 16 = 3 ц. 3/4 : 6 ц. 2/3
х : 16 = (15/4) * (3/20)
х : 16 = (3*3)/(4*4)
х : 16 = 9/16
х = 9/16 * 16 = (9*16)/(16*1)
х = 9
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9 : 16 = 3 ц. 3/4 : 6 ц. 2/3
9/16 = (15/4) * (3/20)
9/16 = 9/16