Hello
4x² - 28x = -33
4x² - 28x + 33 = 0
(4x² - 6x) + (-22x + 33) = 0
2x(2x - 3) - 11(2x - 3) = 0
(2x - 11)(2x - 3) = 0
2x - 11 = 0 2x - 3 = 0
2x = 11 2x = 3
x = 11/2 x = 3/2
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