Question

решите плиз номер 4 и 5.........

Answer 1

 1) -2/8 *8 *(-3/9)*9 =-2*(-3)=6

  2) -4 *(-4/3) *(2х-17/2) =0

16/3*2х-16/3 *17/2=0

32/3*х =136/3

х= 136/3 *3/32=136/32=17/4=4 и 1/4