Well, honey, to factor that little equation C squared plus C minus 56, you're gonna want to break out the ol' quadratic formula. Factor that bad boy into (C + 8)(C - 7) and call it a day. Trust me, it's as easy as stealing candy from a baby.
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c^2 + c - 56 = (c - 7)(c + 8)
using the factoring rule:
c -7 -7c
x x +
c 8 8c
c^2 -56 c
(y + 8)(y - 7)
If you mean: x squared -x -56 = 0 then using the quadratic equation formula x = 8 or x = -7
4(h2 - 14)
n2 = 10n + 56 Subtract (10n + 56) from each side: n2 - 10n - 56 = 0 Now you have something on the left side that you can factor: (n - 14) (n + 4) = 0 n = +14 n = - 4
85 + 25 - 56 = 54