Question

(x - 1) /2 + (x - 2) /3 = (x -3)/4​

Answer 1

Resposta:

x = 5/7

Explicação passo-a-passo:

(x - 1) /2 + (x - 2) /3 = (x -3)/4​

[6.(x-1) + 4.(x-2) ]/12 = 3.(x-3)/12

6x-6 + 4x- 8 = 3x- 9

10x - 14 = 3x - 9

10x - 3x= - 9 + 14

7x = 5

x = 5/7

R.: x = 5/7

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Obs.:

Mmc

2,3,4:2

1,3,2:2

1,3,1: 3

1,1,1 = 2.2.3 = 12