(7,-3) and y intercept 2 ⇒ ( 0, 2 )
x(1) = 7 x(2) = 0
y(1) = - 3 y(2) = 2
m = ( y(2) - y(1))/(x(2) - x(1))
m =( 2 - ( -3)/(0 - 7 )
m = - 5/7 =
y - y(1) = m( x - x(1))
y - ( - 3 ) = - 5/7( x - 7)
y + 3 = - 5x/7 + (5/7)*7
y = - 5x/7 + 5 - 3
y = - 5x/7 + 2