Question

Show work, solve by using square root method

Answer 1

Answer:

4$x^{2} - 2x^{2} = 16\\x^{2} - 4 = 16\\ ||||-4 ||-4||\\x^{2} =20\\\\\sqrt{x} ^{2} = \sqrt{16} \\x = 4$

Step-by-step explanation:

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