Question

This system has one solution.

{y=5x−9 and y=x^2−3x+7

What is the y-coordinate of the solution?

Answer 1

I hope this helps you



5x-9=x^2-3x+7


x^2-8x+16=0


x -4


x -4


(x-4)(x-4)=0



x=4


y=5.4-9


y=11