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[(5x-150)*2-200]*2-250=50

Răspuns :

[10x-300-200]*2-250=50
[10x-500]*2-250=50
20x-1000=200
20x=1200
x=1200/20=60
Ancaiordache66
[(5x-150)*2-200]*2=50+250
(10x-300-200)*2=300
(10x-500)*2=300
20x-1000=300/+1000
20x=1300/:20
x=65
Sper ca te-am ajutat!!

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