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Mathematics, 26.10.2019 10:43 ally6440

23) —2n- (9 - 10n)
24) 10 - 5(9n-9)
25) 9a + 10(6a – 1)
26) -9(6m – 3) + 6(1 + 4m)
27) –10(1 – 9x) + 6(x – 10)
28) 5(–2n + 4) + 2(n+3)
29) -3(10b + 10) + 5(b + 2)
30) –7(n + 3) – 8(1 + 8n)
simplify each expression.

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23) —2n- (9 - 10n)
24) 10 - 5(9n-9)
25) 9a + 10(6a – 1)
26) -9(6m – 3) + 6(1 + 4m)
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