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=-49 + 87
=38(a)
15)-44 + 72 - (-13)
-44 + 72 +13
-44 + 85 = -41(a)
n = -18 + (-31) + 87
= -49 + 87
= 38 (A)
15. -44 + 72 - (-13) = 28 - (-13)
= 41 (A)
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