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2(x/8 + 3) = 7 + 1/4x what is x
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9 votes
2(x/8 + 3) = 7 + 1/4x what is x

User Matt Chambers
by
4.4k points

1 Answer

4 votes

Answer:

x1 = 2 -
√(5)

x2= 2 +
√(5)

Explanation:

x/4 + 6 = 7 + 1/4x

(x^2 - 1)/4x = 1

x^2 - 1 = 4x

x^2 - 4x -1 = 0

x= (4+
√(20))/2 = 2 -
√(5)

x= 2 +
√(5)

User Tsuni
by
4.9k points
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