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Simplify each expression below.
1. 5/8m + 9 - 3/8m - 15
2.-8W + (-42) + 2 + 6W + 9z - 7
3.-6+ (-20) + (-40) + 3d


Sagot :

Answer:

1. 2/8m - 6

2. -2W + 9z - 47

3. 3d - 66