Question

tres equis menos 2x quintos igual a x decimos menos siete cuartos

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Answer 1

3x- 2x/5=x/10-7/4

3x -2x/5-x/10= -7/4

30x/10-4x/10-x/10= -7/4

30x/10-5x/10= - 7/4

25x/10 = - 7/4

5x/2 = - 7/4

5x = 2(- 7/4)

5x = - 7/2

x = - 7/2(5)

x = - 7/10