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Sadie Montoya
Mathematics
25 June, 16:16
Solve the equation 8x squared - 4 = 28
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Korbin Wise
25 June, 16:26
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8x² - 4 = 28
8x² = 28 + 4
8x² = 32
x² = 32/8
x² = 4
x = ±2
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