Answer:
x = 7. Answer Choice A
Explanation:
We first use the point slope formula to find an equation for this line.
. We can simplify this to
.
We can substitute in -7 for the y value and continue to solve for x.
![-7=(21)/(2)x-(161)/(2)](https://img.qammunity.org/2022/formulas/mathematics/college/m3jtslwa1avj0qbnmhug3d1at64mvj3qru.png)
Solving this equation, we find that x = 7.