Solve the equation. \( \ln (4 x+5)-\ln x=\ln 5 \) Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. \( x=\square \) (Simplify your answer. Use a comma to separate answers as needed.) B. There is no solution.

5.7 Determine the equation of \( h \) if \( h(x)=g(x+1)-2 \)

Roger was told to think of a number, add 20 , then divide the result by 3 . The answer was Jower than Roger's original number. Deteruine the range of possible numbers Roger may have originally chosen.

tinh \( a x^{2}+2 x+3 y=6 \)

Diketahui sistem persamaan tinier berikut ini : \[ \begin{array}{l}-1 x+y+2 z=2 \\ 3 x-1 y+z=6 \\ -1 x+3 y+4 z=4\end{array} \] Tentukan solusi persamaan linear tersebut menggunakan metode gauss!

8. \( \frac{\sqrt{27 a^{3} b^{6}}}{\sqrt{3 a b^{6}}-5 a b^{2}}= \)