plss....answer all the parts and explain also pls....I will mark as brillianist pls...
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Answer:
In each of the parts apply BODMAS
Step-by-step explanation:
i. 7.5x -99-7.5x +1
= - 742.5-7.5 = - 750
ii. 53x - 12x - 100
= 53x1200 = 63600
iii. (-10)x4x (-17) x 5
= - 40x-85
= 3400
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