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niezel
Questions (1)
Find the actual and approximate number days: september 8, 2008 to december 25, 2008
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a: ax+2x = x(a+2) b: ax-2x = x(a-2) c: 3x-4x+7x = x(3-4+7) = 6x d: 3x^2+xy-x = x(3x+y-1) e: (a+b)(c+1)-(a+b) = ac+bc = c(a+b) f: x^2-9y^2 = x=3y g:(x^2 - y^2) + x + y = y-x
