AJ1703id AJ1703id Math Answered add or subtract the following (this is algebra for those people who don't know): 1. 4x + 3xy+ -5x = ? 2. 6x + 2y + 5x + -3y = ? 3. 2m + -8m + -4m + -6m = ? 4. -18xy + 9x2y + 4xy + -5x2y = ? (note:the 2 in this number are exponents) 5. a + 2b + 3c + d + 2a + -b + -c + d Please answer it now im going to need it tommorow (i use Philippine Time)