cheating101
cheating101
16-11-2019
Mathematics
contestada
Solve -7x^2+14x+21=0
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id0617045
id0617045
16-11-2019
Answer: Your solutions are x=-1 and x=3
Step-by-step explanation:
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HomeworkHelper389
HomeworkHelper389
16-11-2019
(7x + 7)(-x + 3) = 0
x = -1, 3
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