- 3 \\ 4x + 20 > 0 \\ 4x > - 20 \\ x > - 5 \\ log_{ \frac{1}{4} }(4x + 20) > log_{ \frac{1}{4} }(64) \\ 4x + 20 < 64 \\ 4x < 44 \\ x < 11 \\ \\ - 5 < x < 11" alt=" log_{ \frac{1}{4} }(4x + 20) > - 3 \\ 4x + 20 > 0 \\ 4x > - 20 \\ x > - 5 \\ log_{ \frac{1}{4} }(4x + 20) > log_{ \frac{1}{4} }(64) \\ 4x + 20 < 64 \\ 4x < 44 \\ x < 11 \\ \\ - 5 < x < 11" align="absmiddle" class="latex-formula">