Question

Tìm x

2(2x+1)=5(x+1)

AI ĐÚNG MÌNH TICK CHO

GIÚP NHA!!!

Answer 1

=>2.2x+2.1=5x+5.1

=>4x+2=5x+5

=>5x-4x=2-5

=>x=-3

Vậy x=-3

Answer 2

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