Question

Find 3x - y - 3z if x = -2, y = 1, and z = -2.

-13

-1

1

13

Answer 1

-1

Answer 2

put these values in eqn....
3(-2)-1-3(-2)
=-6-1+6
=-1
as multiplication oftwo nwgativ num is positiv...

Answer 3

as multiplication of two negativ num is positive..*
.