what adds makes -63 and adds up to 2 ... i have a factoring problem?

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my factoring problem is x^2 + 2x -63= 0
i think im supposed to get -63 with 2 numbers that add up to 2x ... i think i am doin this wrong...

2006-11-06 09:06:02 · 3 answers · asked by Shirley B 1 in Education & Reference ➔ Homework Help

(x+9)(x-7) = x^2+2x-63

9 times - 7 = -63

and
9 + -7 = 2

2006-11-06 09:14:39 · answer #1 · answered by Anonymous · 0⤊ 0⤋

The answer is (x+9) (x-7)

+9+ - 7 = -2 +9 x -7= -63

x^2+2x-63

2006-11-06 17:10:15 · answer #2 · answered by doof55 2 · 0⤊ 0⤋

You're doing ok; try -7 and +9.

2006-11-06 17:07:39 · answer #3 · answered by tlf 3 · 0⤊ 0⤋