please solve this fast
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I think this answer very easy to use
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Using BODMAS rule
B = Bracket () remove
O = of (×) Remove
D = Divide (÷) Remove
M = Multiply (×) Remove
A = Addition (+) Remove
S = Substraction (-) Remove
1. 12-22-42-12
Solve — 12-66
= -54
2. -10-20+50-10
Solve — 50-40
= 10
3. 23-(13-15+25)
Solve — 23 - (38-15)
= 23-23
= 0
4. 20-(-14)+(9-13)
Solve — 20+14+(-4)
= 20+14-4
= 34-4
= 30
5. -9-9×9÷9
Solve — -9-9×1
= -9-9
= -18
Please mark me as a Brainliest.
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