25-10-2019
Mathematics

contestada

Find x if y = 30.
2y + 102 = 2x2

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jjpetersen1127 jjpetersen1127

25-10-2019

Answer:

0

Step-by-step explanation:

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helpmewiththings49 helpmewiththings49

25-10-2019

2y + 102 = 2x^2
2(30) + 102 = 2x^2
60 + 102 = 2x^2
162 = 2x^2
81 = x^2
9 = x
x = 9

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