Explicación paso a paso:
x-(3-x)=7-(x+2)
x-3+x=7-x-2
2x-3=-x+5
3×=8
x=8/3
1-6x=4x-(3-2x)
1-6x=4x-3+2x
1-6x=6x-3
4=12x
x=1/3
5x-5(2x+1)= -3(4x+5)
5x-10x-5= -12x-15
-5x-5= -12x-15
7x= -10
x= -10/7
x-(1-3x)= 8x-1
x-1+3x=8x-1
4x-1=8x-1
0=4x
x=0
Espero haberte ayudado :)
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Explicación paso a paso:
x-(3-x)=7-(x+2)
x-3+x=7-x-2
2x-3=-x+5
3×=8
x=8/3
1-6x=4x-(3-2x)
1-6x=4x-3+2x
1-6x=6x-3
4=12x
x=1/3
5x-5(2x+1)= -3(4x+5)
5x-10x-5= -12x-15
-5x-5= -12x-15
7x= -10
x= -10/7
x-(1-3x)= 8x-1
x-1+3x=8x-1
4x-1=8x-1
0=4x
x=0
Espero haberte ayudado :)