Question 1125966
{{{ T = .02t + 15 }}}
(1)
the slope is is the rate of change of temperature
the T-intercept is {{{ 15 }}} which is the temperature
when {{{ t=0 }}} in 1980
(2) 
{{{ 2030 - 1980 = 50 }}}
{{{ T = .02*50 + 15 }}}
{{{ T = 16 }}} degrees C