Question 982163
Slope is [ change in y ] / [ change in x ]
[ change in y ] = {{{ 4 - 2 = 2 }}}
[ change in x } = {{{ -9 -(-8) = -1 }}}
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 [ change in y ] / [ change in x ] = {{{ 2/(-1) }}}
{{{ 2/(-1) = -2 }}}