Question

2/5.(x+1)=3/2.(x+3) como resolve??

Answer 1

2/5x + 2/5 = 3/2x + 3/2.3 ->> 2/5x +2/5= 3/2x + 9/2 ->> 2/5x-3/2x=9/2-2/5 ->> Fazendo o mmc entre a equação toda fica ->> 4x-15x=45-4 ->> -11x=41 ->> X=-41/11 ->> X=~ 3,72. (Obs: este sinal " ~ " quer dizer aproximadamente)