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Given: x + y = 6. if xe (-15, -6, -1), then which of the following sets of ordered pairs are solutions? © {(-15, -21), (-6, -12), (-1, -7)} [(-15, 21), (-6, , 7)} {(-15, 21), (-6, 12), (-1, -7)}

How can you decide witch operations to use to slice a two step equation

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2