Answer :
Hi Brainiac
3x-y-3z for x=-2 , y=1 and z=-2
3(-2)-1-3(-2)
= -6-1-3(-2)
= -7 - 3(-2)
= -7 - (-6)
= -7+6
= -1
I hope that's help :)
Hi Brainiac
3x-y-3z for x=-2 , y=1 and z=-2
3(-2)-1-3(-2)
= -6-1-3(-2)
= -7 - 3(-2)
= -7 - (-6)
= -7+6
= -1
I hope that's help :)