Respuesta:
posdata coronita
Explicación paso a paso:
a.
x-3=25
x=28
c.
-9=-x+12
x=-9+12
x=21
e.
x-23=-78
x=-78+23
x=-55
g.
19=x-6
x=19+6
x=25
b.
x+9=-234
x=-234-9
x=-243
d.
-15=x-8
x=-15+8
x=-7
f.
x+6=-22
x=-22-6
x=-28
h.
-14-x=20
x=-14-20
x=-34
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Respuesta:
posdata coronita
Explicación paso a paso:
a.
x-3=25
x=28
c.
-9=-x+12
x=-9+12
x=21
e.
x-23=-78
x=-78+23
x=-55
g.
19=x-6
x=19+6
x=25
b.
x+9=-234
x=-234-9
x=-243
d.
-15=x-8
x=-15+8
x=-7
f.
x+6=-22
x=-22-6
x=-28
h.
-14-x=20
x=-14-20
x=-34