6+8 
6+8 

x=5 
x=5 

2+2=4 
2+2=4 

10+10=20 
10+10=20 

3+3=6 
3+3=6 

4+3+2+1=10 
4+3+2+1=10 

5-6=-1 
5-6=-1 

5x-6y=x+7 
5x-6y=x+7 

+30 grader 
+30 grader 

+/-5 kronor 
+/-5 kronor 

-10...+10 grader 
-10...+10 grader 
