Question

Evaluate z+z+ z for x=2, y=-3, z= -4.

a. -6
b. -12
c. 12
d. -9
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Answer 1

b.-12

Explanation:

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Answer 2

Answer: -12

Explanation: In this problem we're going to evaluate z + z + z knowing that z = -4.

All we have to do is substitute -4 into out problem.

So we have -4 + -4 + -4 which simplifies to -12.

So our answer is -12.