Question

6. The graph of y = ax +k passes through the points (2,3) and (-4,-9). Find a and k. Show your work !

Answer 1

put x,y of two point into equation
solve for a,k
then
you will have the line

Answer 2

(2,3) 3=2a+k
(-4,-9) -9=-4a+k

Answer 3

then substitute one equation into the other right?

Answer 4

yes
for example k from the first is
k=3-2a
now put into other

Answer 5

thank you!

Answer 6

glad to help