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Cum se rezolva (2x-3)+(6x-10)+(13-7x)

Răspuns :

Ilovechocolateask
(2x-3)+(6x-10)+(13-7x)=2x-3+6x-10+13-7x=x
2x+6x-7x=8x-7x=x
-3-10+13=-13+13=0
Miky93ask
2x-3 +6x -10 +13 -7x=

= 8x -7x +13 -13=

= x