Write the Expression with Only Positive Exponents and Evaluate If $$\frac { 5 } { 4 } ( - 8 y )$$

Q515: Factor by any method.<br>- <span class="ql-formula"

Q516: Simplify the expression. Assume all variables

Q517: Factor out the greatest common factor.

Q518: Find the product. Assume variables represent

Q519: Provide an appropriate response.<br>-Consider the following

Q521: Simplify the expression. Assume all variables

Q522: Factor the trinomial, if possible.<br>- <span

Q523: Perform the indicated operations. Write the

Q524: Simplify the expression. Assume all variables

Q525: Evaluate the expression.<br>- <span class="ql-formula" data-value="\left(