Respuesta:
a)2(x+1)=2x+2 2(x+1)=8 2x+2
2x+2=2x+2 2x+2=8 2x=+2
2x-2x=+2-2 2x=8-2 x=2/2=1
0x=0 2x=6
x=6/2=3
d)x´4-3x´2+5x-1=0
x-9x+5x-1=0
x-9x+5x=0-1
13x=-1
x=-1/13
x=13
Explicación paso a paso:
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Respuesta:
a)2(x+1)=2x+2 2(x+1)=8 2x+2
2x+2=2x+2 2x+2=8 2x=+2
2x-2x=+2-2 2x=8-2 x=2/2=1
0x=0 2x=6
x=6/2=3
d)x´4-3x´2+5x-1=0
x-9x+5x-1=0
x-9x+5x=0-1
13x=-1
x=-1/13
x=13
Explicación paso a paso: