317,894 views
5 votes
5 votes
If x=3, y=-2, z=-1 ,find the value of 3x-4y+z
I really need help

User Mel Gerats
by
2.6k points

1 Answer

14 votes
14 votes

Answer:

16

Explanation:

Since, x=3, y=-2, z=-1

We can Substitute:

3(3)-4(-2) + -1

9 -4(-2)+-1

9 + 8 + -1

17 - 1

16

~Lenvy~

User PGBI
by
3.0k points