Answer:
4. Answer is 19
5. Answer is 77
Step-by-step explanation:
65-(-12)
= 65+12
=77
4.
[tex]-64-(-83)\\\\\mathrm{Apply\:rule}\:-\left(-a\right)=a\\\\=-64+83\\\\\mathrm{Add/Subtract\:the\:numbers:}\:-64+83=19[/tex]
5.
[tex]Kim = 65 \:points\\Sister =-12\\\\Difference = 65-(-12)\\\\\mathrm{Apply\:rule}\:-\left(-a\right)=a\\\\=65+12\\\\=77[/tex]
