Answer:
17
Step-by-step explanation:
use distance formula [tex]\sqrt{(x_1-x_2)^{2}+(y_1-y_2)^{2} }[/tex]
[tex]\sqrt{(7-(-8))^{2}+((-3)-5)^{2} }[/tex]
simplify
[tex]\sqrt{(7+8)^{2}+(-3-5)^{2} }[/tex]
[tex]\sqrt{(15)^{2}+(-8)^{2} }[/tex]
[tex]\sqrt{225+64}[/tex]
[tex]\sqrt{289}[/tex]
solve the square root
[tex]17[/tex]