Question

What is the value of xy+2z when x=-2, Y=4, and z=-5

Answer 1

The value is -18

Explanation:

Numerical Value of Expressions

We are given the expression

xy + 2z

It's required to find its value for

x=-2

y=4

z=-5

Substituting:

(-2)(4) + 2(-5)

Operating:

-8 + (-10)

-8 - 10

-18

The value is -18

Answer 2

Explanation:

xy + 2z = (-2)*4 + 2*(-5)

= -8 + (-10)

= -18