а)14х=15*3
14х=45
х=45/14
у=3 3/14
б) 12х=29*1/58
12х=1/2
ж=1/2:12
х=1/24
в)12х=25*7/15
12х=35/3
х=35/3:12=35/36
г) 144х=125*1 1/2
144х=125*3/2
144х=375/2
х=375/2:144=375/288
х= 1 87/288= 1 29/96
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а)14х=15*3
14х=45
х=45/14
у=3 3/14
б) 12х=29*1/58
12х=1/2
ж=1/2:12
х=1/24
в)12х=25*7/15
12х=35/3
х=35/3:12=35/36
г) 144х=125*1 1/2
144х=125*3/2
144х=375/2
х=375/2:144=375/288
х= 1 87/288= 1 29/96