Question

Evaluate the following expression using the values given:

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

-13

-1

1

13 @rimshaa

Answer 1

3x-y-3z
3*-2-1-3*-2
-6-1+6
-1

Answer 2

sub the values of x,y and z into the equation

3x - y - 3z
=3(-2) - (1) -3(-2)
= -6 -1 +6 (its +6 since a (-) and (-) multiplied is always (+))
= -1 (6-6 is 0)

Answer 3

medal pls :)