6 = 1
= 2
= 3
= 5
= 4
Find the x-intercept(s) and the coordinates of the vertex for the parabola y=x² - 6x - 7
x-intercept(s):
금
Х
?
vertex:
OD

The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?