Quick 10 points equation of line

Find the equation of the line
Through

5,7 with m=2/3

y = (2/3)x + b
7 = (2/3)*5 + b
7 = (10/3) + b
b = 7 - (10/3)
b = (21/3) - (10/3)
b = (21 - 10) / 3
b = 11/3
y = (2/3)x + (11/3)

Point slope form:
(y-7)=2/3(x-5)
y-7=2/3x-10/3
y=2/3x+11/3