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Sagot :
Answer:
Step-by-step explanation:
xy + 2z = (-2)*4 + 2*(-5)
= -8 + (-10)
= -18
Answer:
The value is -18
Step-by-step 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
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