Question

25%.x+ x=-1,25

Answer 1

25% x + x= -1,25

<=>125%x= -1,25

<=>x= -1

Answer 2

$25%x+x=-1,25\\\to 1,25x=-1,25\\\to x=-1$

Vậy x=-1

Answer 3

$25\%x+x=-1,25\\\to 1,25x=-1,25\\\to x=-1$

Vậy x=-1

Answer 4

25%.x+x=-1,25

x.(25%+1)=-5/4

x.5/4         =-5/4

    x           =-5/4:5/4

    x           =-1