Question 449961
Let {{{ n }}} = number of minutes of the call
{{{ 795 = 305 + .7(n - 3) }}} (in cents)
{{{ 795 = 305 + .7n - 2.1 }}}
{{{ .7n = 795 - 305 + 2.1 }}}
{{{ .7n = 492.1 }}}
{{{ n = 703 }}} 
This is too much- should .70 cents be 70 cents ?