Respuesta:
Explicación paso a paso:
B._ x + 1=4
x=3
c._ 3x=2x+x
3x=3x
x=3x÷3
d._ x-x=1
x-1=x
e._ x+x=8
2x=8
x=4
g._ x+1=o
x=0-1
x=-1
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Respuesta:
Explicación paso a paso:
B._ x + 1=4
x=3
c._ 3x=2x+x
3x=3x
x=3x÷3
d._ x-x=1
x-1=x
e._ x+x=8
2x=8
x=4
g._ x+1=o
x=0-1
x=-1