Q13: Solve the equation.<br>- <span class="ql-formula" data-value="\frac{-1}{y+5}-\frac{8}{y-5}=\frac{10}{y^{2}-25}"><span
Q14: Divide and simplify.<br>- <span class="ql-formula" data-value="\frac{3
Q15: Subtract. Simplify, if possible.<br>- <span class="ql-formula"
Q16: Simplify.<br>- <span class="ql-formula" data-value="\frac{\frac{3}{2 x^{3}}-\frac{5}{4 x}}{\frac{5}{2
Q17: Multiply. Do not simplify.<br>- <span class="ql-formula"
Q19: Perform the indicated operation. Simplify, if
Q20: Find the LCM.<br>- <span class="ql-formula" data-value="8
Q21: Simplify.<br>- <span class="ql-formula" data-value="\frac{\frac{x}{5 y}-\frac{2}{10 y^{3}}}{\frac{2}{10
Q22: Solve the equation.<br>- <span class="ql-formula" data-value="\frac{1}{\mathrm{x}-4}+\frac{1}{2
Q23: Multiply. Do not simplify.<br>- <span class="ql-formula"