Question

Given x=-3, y=6, and z=-4 x+y+(-1)=

Answer 1

Answer: 8

Explanation:

x+y+(-1), given x=3, y=6, and z=-4

---------

x+y+(-1)

=(3)+(6)+(-1) ⇔ substitute x and y

=9+(-1) ⇔ add 3 and 6

=8

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Answer 2

8

Explanation:

x=3

y=6

to find x+y-1, sub in x and y

3+6-1 = 8