Which solution to the equation 1/x-1 = x-2/2x^2-2 is extraneous

x = 1 and x = - 4

neither x = 1 or x = - 4

x = 1

x = - 4

The value of a=? 0.25a+0.5=4.5

The Lupu Bridge in China is 12,795 ft long. The Hart Bridge in the USA is 3,845 ft long. About how much longer is the Lupu Bridge than the Hart Bridge? Round each length to the nearest thousand to find the answer.

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What is 92% of 85 (show the math used to arrive at solution

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What is 7/100 in decimal

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I varies inversely with x and x=3.25 when y=4.5 what is the value of the x when y=3.75 A) 5.2 B) 3.9 C) 2.7 D) 3.2