Question

Which of the following is a solution to 5 square root of x minus 7 equals 10

Answer 1

\[\Large 5\sqrt{x} - 7 = 10\]


\[\Large 5\sqrt{x} = 10+7\]


\[\Large 5\sqrt{x} = 17\]


\[\Large \sqrt{x} = \frac{17}{5}\]


\[\Large x = \left(\frac{17}{5}\right)^2\]


\[\Large x = \frac{289}{25}\]