Question

AYUDENMEEEE POR FAVOR ​

Answer 1

8+4=12

-8-4=-12

8+3+2=12

-4-1-3= -8

8-4=4

-8+4= -4

-3+8-2=3

4-1+3= 6

+3+8=11

-9-6= -15

-7-7+5= -9