Magic equations

Example

+
+
=
49
 
+
+
=
52
 
-
+
=
 
 
+
+
=
3
 
 
 
 
 
 
 
 

Solution

+
+
=
49
 
+
+
=
52
 
-
+
=
27
 
+
+
=
3
 
 
 
1
 
24
 
4
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Magic equations
Magic equations

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