Mathematics, 02.08.2019 10:30 rygei2697
Which equation shows the quadratic formula used correctly to solve 7x^2 = 9 + x for x?
Answers: 1
. Now, you can use the quadratic formula: 
; note the "+" after the "-b" term should actually be a +/- as there are 2 answers to a quadratic. Last, plug in the correct numbers for a, b, and c to get your answer. 
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Which equation shows the quadratic formula used correctly to solve 7x^2 = 9 + x for x?...
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