0
Anonymous
3x + 2 = 0
3x = -2
x = -2/3
Wiki User
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-2
x^2 + 3x + 7 = 6x + 18 x^2 - 3x - 11 = 0
(-1, 0)
x2 + 3x + 7 = 5 ∴ x2 + 3x + 2 = 0 ∴ (x + 1)(x + 2) = 0 ∴ x ∈ {-2, -1}