Evaluate.
1. 2ײ+5Y
2. 2×+7Y-6/3×-Y
3. 4×-2y
4. a²-b²+c²
5. ab-6b+9c
pa answer po help
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Evaluate.
1. 2ײ+5Y
2. 2×+7Y-6/3×-Y
3. 4×-2y
4. a²-b²+c²
5. ab-6b+9c
pa answer po help
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Answer:
number 5. (7)(4)-6(4)+9(-3)
=28-24 - 27
=4 - 27 = -23