Respuesta:
a)
x+19=29
x=29-19
x=10
b)
18x-48=6x-2+2
12x=48
x=48/12
x=4
c)
(5y+8)=3(y-2)
5y+8=3y-6
2y=-14
y=-7
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Respuesta:
a)
x+19=29
x=29-19
x=10
b)
18x-48=6x-2+2
12x=48
x=48/12
x=4
c)
(5y+8)=3(y-2)
5y+8=3y-6
2y=-14
y=-7