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a=2x(3x5:3+9x3:9):[16x2-2x(3x2x2x5-5x2x5):5-2x2x3]
b=9x123+56-12-2x1
a+b=? vă rog sa ajutati


Răspuns :

a=2x(5+3):(32-2x10:5-12)=16:(32-4-12)=16:16=1
b=1107+56-12-2=1149
a+b=1+1149=1150