2x²-13x-8x=-27
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![2x²-13x-8x=-27](/uploads/image/z/4323148-52-8.jpg?t=2x%26%23178%3B-13x-8x%3D-27)
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2x²-13x-8x=-27
2x²-13x-8x=-27
2x²-13x-8x=-27
2x²-13x-8x=-27
2x² - 21x +27= 0
(2x - 3)(x- 9)=0
2x-3=0
x - 9=0
x1=3/2
x2=9
x1=9,x2=1.5