Question 356244
Hi,
.
Sally paints a house in 4 hours.  Ben paints the same house in 6 hours
Let x represent time it would take together
.

{{{(1/4) + (1/6) = (1/x) }}}
.
{{{6x + 4x = 24 }}}
.
{{{10x = 24 }}}
.
together
x = 2.4 hrs