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Q: How do you factor x squared plus 10x equals -25?

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3x2 + 10x + 3 = (x + 3)(3x + 1).

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They intersect at the point of: (-3/2, 11/4)

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X2 + 10X - 13 = 17 add 13 to each side X2 + 10X = 30 halve the linear coefficient ( 10 ), square it and add it to both sides X2 + 10X + 25 = 30 + 25 factor on the left and gather terms on the right (X + 5)2 = 55 (X + 5)2 - 55 = 0 ---------------------------vertex form, (- 5, - 55 ), is the vertex -------------------------------------------[-------------------------------]

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