d. -2(m + 3) – 4(2m – 2(m + 5) – 8) = -2m – 6 – 8m + 8(m + 5) + 32 = -2m – 6 – 8m + 8m + 40 + 32 = -2m + 66
e. 3(6a – (a + b)) + 3(-2(2a + 3b) + 4(a – b)) = 18a – 3(a + b) – 6(2a + 3b) + 12(a – b) = 18a – 3a + 3b – 12a – 18b + 12a – 12b = 15a – 27b
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d. -2(m + 3) – 4(2m – 2(m + 5) – 8)
= -2m – 6 – 8m + 8(m + 5) + 32
= -2m – 6 – 8m + 8m + 40 + 32
= -2m + 66
e. 3(6a – (a + b)) + 3(-2(2a + 3b) + 4(a – b))
= 18a – 3(a + b) – 6(2a + 3b) + 12(a – b)
= 18a – 3a + 3b – 12a – 18b + 12a – 12b
= 15a – 27b