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Anonymous
4 + (-2) + 5 = 7
BECAUSE adding a negative number is the same as subtracting the number, so
4 + (-2) = 2 and 2 + 5 = 7
Wiki User
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u = 7 + 2 + (4 - 5) = 9 + (-1) = 8
-2 plus 5 equals +3
2(2*4-5)+6 = 12
4 + 4 +1
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