hiii please solve this sum
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Answer:
P = (-30) ÷5+(-8) ×2
= -30÷5-8×2
= -6-8×2
= -6-16
= -22
Q=12-(-4) ×2
=12+4×2
=12+8
=20
Q-P
=20-(-22)
=20+22
=42
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