Question 410332
Solve by factoring:
{{{4k^2 = 5k}}} Subtract 5k from both sides.
{{{4k^2-5k = 0}}} Factor a k.
{{{k(4k-5) = 0}}} Apply the zero product rule.
{{{k = 0}}} or {{{4k-5 = 0}}} so...
{{{highlight(k = 0)}}} or {{{4k = 5}}} and {{{highlight(k = 5/4)}}}