Respuesta :

Answer:

y=mx+bx

Step-by-step explanation:

You could either use (7,19) or (9,29) to find the equation....

Y=mx+b

You plug in you x and y, then we are trying to solve for b

x=7, y=19

19=m(7)+b

7m+b=19

-7m          -7m

b= 19 - 7m

Y=7m+1