help a girl out

Question

what’s an equation for the points -3,7 and 3,3

Answer 1

slope = m = (7-3)/(-3-3)= -4/6 = -2/3

y=mx + b where m=-2/3

y=(-2/3)x + b, plug in either point to solve for b the y intercept

3 = (-2/3)3 + b

b = 5

y=(-2/3)x + 5 or

3y =-2x + 15 or

2x+3y = 15