3xy - 4yz – xz when x = 1, y = -2, z=-3
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Answered by
0
Answer:
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Answered by
1
Answer:
-13
Step-by-step explanation:
3(1)(-2)-4(-2)(-3)-(1)(-3)
3(-2)-4(6)-(-3)
-6-10+3
-16+3
-13
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