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Sierra
23 April, 20:53
Factor completely 2x^2+6x-80
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Aylin Gentry
23 April, 22:16
0
x = - 8, x=5
Step-by-step explanation:
2x^2+6x-80=0
x^2+3x-40=0
look for 2 numbers that their:
sum = 3
product = - 40
(x+8) (x-5) = 0
thus
x = - 8, x=5 (ANS)
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