a)
-2*\sqrt{25}+\sqrt{64}:\sqrt{16}=-2*5+8:4=-10+2=-8
b)
\sqrt[3]{125}:(-5)-(-3)*\sqrt{16}=5:(-5)+3*4=-1+12=11
c)
-\sqrt[3]{64}*(-2)^2+2*\sqrt{100}=-4*4+2*10=-16+20=4
d)
\sqrt[3]{8}*\sqrt{25}+(\sqrt[3]{27}+\sqrt{16}):(-7)=2*5+(3+4):(-7)=10+7:(-7)=10-1=9