(8x2 - 5x3) - (4x2 - 9x3)
Simplify signs:
8x2 - 5x3 - 4x2 + 9x3
Combine like terms:
(8x2 - 4x2) + (9x3 - 5x3)
4x2 + 4x3
Gina S.
asked 10/04/14
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