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asked Jun 13, 2021 220k views

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4 votes

Answer:

x=13

Explanation:

$g(x)=-4\\$

Therefore, substituting the value in the equation

$g(x)=√(x+3) -8\\=>-4=√(x+3)-8\\ =>-4+8=√(x+3) \\=>4=√(x+3)\\$

Squaring both sides,

$=>4^(2)=√((x+3)) ^(2)\\=>16=x+3 \\=> x=16-3\\\\=>x=13$

Sophy Swicz answered Jun 18, 2021

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