SOLUTION: 2x² - 19 = -1 3(2x-15)²=90

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Question 1038223: 2x² - 19 = -1
3(2x-15)²=90
Answer by addingup(3677) About Me  (Show Source):
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2x² - 19 = -1
2x² = 18 Divide both sides by 2
x² = 9
x = 3 or x = -3