Question

Find 5x − 3y − z if x = −2, y = 2, and z = −3
Select one: a. −19 b. 19 c. 13 d. −13

Answer 1

-13

Explanation:

5x − 3y − z

substitute x = −2, y = 2, and z = −3

5(-2) -3(2) - (-3)

multiply

-10 -6 +3

-16 +3

-13