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(a+81:9)*5=295
(b*4+20):2=54


Răspuns :

(a+81÷9)×5=295 | ÷5
a+9=59 | - 9
a=50

(4b+20)÷2=54 | ×2
4b+20=108 | -20
4b=88
b=88÷4
b=22