х+5/7=(-3/8)*1 1/3
х+ 5/7= (-3/8) × 4/3
х+ 5/7= -1/2
х= -1/2 - 5/7
х= -17/14= (1 3/14)
х-7/12=3 1/2*(-4/7)
х- 7/12= 7/2× (-4/7)
х- 7/12= -2
х= -2 + 7/12
х= -17/12. = (1 5/12)
