Question

If $x$ is negative and $x^{2} -12=4,$ what is the value of x?

Answer 1

Answer:

${x}^{2} - 12 = 4 \\ {x}^{2} = 16 \\ x = - 4$

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Answer 2

Step-by-step explanation:

x is negative so,

(-x)²-12=4

x²=16

x = 4