Question 1090014
slope,  {{{-0.6}}};
Points (11, 23.4) 

Equation:  {{{y-23.4=-0.6(x-11)}}}
{{{y-23.4=-0.6x+6.6}}}
{{{y=-0.6x+30}}}



What was height after 7 hours?
{{{y=-0.6*7+30}}}
{{{y=-4.2+30}}}
{{{highlight(25.8)}}}