-2/3*8*(-3/9)*9=-2/3*(-3/9)*(8*9)=2\9*72=16
Решите уравнение:
(-4)*(-1 1/3)*(2x-8 1/2)=0
-4*(-4/3)* (2х-17/2)=0
16/3* (2х-17/2)=0
32/3 х -272/6=0
х=272/6:32/3
х=272/6*3/32
х=17\4
х= 4 ц 1 \4
