Question

me falem por favor (: Obg

Answer 1

-10+15=5  C=5
+15-8=7 D=7
-7+5=-2 E=-2
5+7=12 F=12
-12-2=-14 G=-14
-2+12=10 H=10
-14+10=-4

C=5  ,  D=7  ,  E=-2  , F=12  ,  G=-14  ,  H=10  ,