Verify: [(-a) - (- b)] -C+(-a) - [(-b) - (-c)}
(i) if a = 10, b = 12, c = -15
(iii) if a = 18, b = -32, c = 17
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Step-by-step explanation:
1) [(-10) - (-12)] - (-15) + (-10) - [(-12) + (15)]
= 2 + 15 + (-10) - 3
= 17 + (-13)
= 4
2)[(-18) - (32) - 17 + (-18) - [32 - (-17)]
= (-48) - (-1) - [32 + 17]
= - 47 - (49)
= - 96
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