Question

2y(3x + y - 2z) + 3x(y - 2x + z)

for x = -2, y = 2, and z = 1

Answer 1

just substitute all the values.. you must learn to do it

Answer 2

2(2)(3(-2)+2-2(1))+3(-2)(2-2(-2)+1)

Simplify.

Answer 3

-52?

Answer 4

4(-6+2-2)-6(2+4+1)
-24+8-8-12-24-6
-66

Answer 5

-24-42
-66