a)-5x+2=-4x+1|+4x
-x+2=1l-2
-x=-1
b)5x+17=3x-31l-3x
2x+17=-31l-17
2x=-14l÷2
x=-7
c)3x-9+x=2x-27l-2x
x-9+x=-27l+9
2x=-18l÷2
x=-9
d)8x-5x+32=2x-51
3x+32=2x-51l-2x
x+32=-51l-32
x=-83
e)5x+13-2x=9x+22-5xl+5x
10x+13-2x=9x+22l-9x
x+13-2x=22l-13
-x=9
sper sa fie bine:/
