Question 348099
Starting with:
{{{ z/6 + 5/4 = z/2 - 3/4 }}}
.
Multiply both sides by 12 to get rid of denominators:
{{{ 2z + 15 = 6z - 9 }}}
{{{ 15 = 4z - 9 }}}
{{{ 24 = 4z }}}
{{{ 6 = z }}}