Question

what is the equation of a line that passes through point r(−4, −3) and has a slope of 7?

Answer 1

Slope m= 7
From general equation of a line;
y=mx+c
y=7x+c

Finding value of c by replacing for;
y=-3
x=-4
-3=7*(-4)+c
-3=-28+c
c=25
y=7x+25