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29 September, 08:35

Evaluate the following expression using the values given: Find 3x - y - 3z if x = - 2, y = 1, and z = - 2.

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  1. 29 September, 10:58
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    The answer is - 1. You can multiply 3 by - 2 which is - 6. Then y is, obviously, 1. 3z would equal - 6 because 3 times - 2 is - 6. The final equation is: - 6-1 - (-6. - 6 minus 1 1is - 7. Then - 7 minus - 6 is - 1 because a negative minus a negative will be a negative.
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