Question

Evaluate the expression when w=3,x=-2,y=6 and z=0.5 yz/w + 2x

Answer 1

Substitute the values of w, x, y and z to the expression:

$w=3,\ x=-2,\ y=6,\ z=0.5\\\\\dfrac{yz}{w}+2x=\dfrac{(6)(0.5)}{3}+(2)(-2)=\dfrac{3}{3}-4=1-4=-3$