jawaban dari x pangkat 2 +5x-6=0

x^2 + 5x - 6 = 0
x^2 - x + 6x - 6 = 0
x(x - 1) + 6(x - 1) = 0
(x + 6)(x - 1) = 0
x = -6 atau x = 1

2 + 5x -6 = 0
5x - 6 = 2
5x = 2 + 6 = 8
5x = 8
x = 8/5
   = 1.6
maaf kalau keliru!!!