Question

What is the solution to the equation below? √x+9 = 11 O A. x= 2 O B. X= √ O C. x = 42 D. x = 4

Answer 1

`\begin{gathered} \sqrt[]{x}+9=11 \\ \sqrt[]{x}+9-9=11-9 \\ \sqrt[]{x}=2 \\ (\sqrt[]{x})^2=2^2 \\ x=4 \end{gathered}`

answer: D. x = 4