[tex]\displaystyle\\Answer:\ y=\frac{1}{2}x-4.5[/tex]
Step-by-step explanation:
[tex]\displaystyle\\The\ slope\ =m=\frac{1}{2} \ \ \ \ \ (5,-2)\\y=mx+b\\-2=\frac{1}{2}*5+b\\\\ -2=\frac{5}{2}+b\\\\ -2=2.5+b\\\\-2-2.5=2.5+b-2.5\\\\-4.5=b\\\\Hence,\\\\y=\frac{1}{2} x-4.5[/tex]
