Simplify:
1. (-12) - ( 12)
2. – 14 - ( -15 ) + 9
3. 14 - ( -12) + (-6)
4. (-18) – 12 – (-15)
5. 20 – (-15) + (- 10)
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Simplify:
1. (-12) - ( 12)
2. – 14 - ( -15 ) + 9
3. 14 - ( -12) + (-6)
4. (-18) – 12 – (-15)
5. 20 – (-15) + (- 10)
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Answer:
1. (-12) - (12)
= -12 - 12
= -24
2. -14 - (-15) + 9
= -14 + 15 + 9
= -14 + 24
= 10
3. 14 - (-12) + (-6)
= 14 + 12 - 6
= 26 - 6
= 20
4. (-18) – 12 – (-15)
= -18 - 12 + 15
= -30 + 15
= -15
5. 20 - (-15) + (-10)
= 20 + 15 - 10
= 35 - 10
= 25