1)
9.600 : 384 = 25
9.600 : 25 = 384
384 * 25 = 9.600
25 * 384 = 9.600
2)
5.168 : 168 = 30 (остаток - 128)
5.040 : 168 = 30
5.040 : 30 = 168
168 * 30 = 5.040
30 * 168 = 5.040
5.208 : 168 = 31
5.208 : 31 = 168
168 * 31 = 5.208
31 * 168 = 5.208
вс=10^2+13^2-2*10*12*(-43)/52
А)
2/5х=28/5
2х=28
х=14
б)
16/3 *3/5х + 16/3*1/8 = 5/3
16/5х + 2/3 - 5/3 = 0
48х + 10 - 25 = 0
48х=15
х=15/48= 5/16