Question 359216
Find the slope first.
{{{m=(y[2]-y[1])/(x[2]-x[1])}}}
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{{{m=(4-7)/(3-2)}}}
{{{m=-3/1}}}
{{{m=-3}}}
Then use the point-slope form of a line with either point,{{{y-y[p]=m(x-x[p])}}}
{{{y-4=-3(x-3)}}}
{{{y-4=-3x+9}}}
{{{highlight(y=-3x+13)}}}
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{{{drawing(300,300,-5,10,-5,10,circle(2,7,0.3),circle(3,4,0.3),grid(1),graph(300,300,-5,10,-5,10,-3x+13))}}}
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Follow the same procedures for the remaining problems.