(x-5)(x+3)
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To solve for x: 2x2 + 10 = 58 2x2 = 48 x2 = 24 x = √24 x = √4 × √6 x = 2√6
(x - 3)(x + 5)
2x - 8 = 10 2x = 10 + 8 2x = 18 x = 18 / 2 x = 9
2x - 10 =30 2x -10 = 30 +10 +10 2x = 40 /2 /2 x = 20
2x + 52 = 7 2x + 25 = 7 2x = 7 - 25 2x = -18 x = -18/2 x = -9