5/9(5,4p-1 4/5m)-6,4(-3/8p+2,5m) якщо p=-10 m=0,1

-5/9(54/10p-9/5m)-64/10(-3/8p+25/10m)=-5/9*54/10p+5/9*9/5m+64/10*3/8p-64/10*25/10m=-3p+m+2,4p-16=-0,6p-15m, p=-10,m=0,1=> -0,6*(-10)-15*0,1=6-1,5=4,5