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a+b=32
a:b=5 rest 2


Răspuns :

a+b = 32 
a: b = 5 rest 2 
a = 5b+ 2 

5b+2 + b = 32 
6b = 32-2
6b = 30
b = 30 : 5 
b = 5 . 

a = 5*5+2
a = 25 + 2 
a = 27.
a+b=32
a:b=5 rest 2 ⇒ 
⇒a=5b+2

[tex]b+5b+2=32[/tex]

6b+2=32
6b=30
b=5
5x5+2=27 (a)