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Lilyana Guerra
Mathematics
28 December, 01:02
Find 3x-y-3z if x=-2, y = 1, z=-2
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Tiana Brown
28 December, 01:09
0
Basically just substitute
3 (-2) - 1-3 (-2) = - 6-1+6 = - 1
The answer is - 1.
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