Explicación paso a paso:
4(x-3)+5=13
4x-12+5=13
4x=13+12-5
4x=25-5
4x=20
X=20/4=5
Comprobamos
4*(5-3)+5=4*2+5=8+5=13
Solucion
X=5
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Explicación paso a paso:
4(x-3)+5=13
4x-12+5=13
4x=13+12-5
4x=25-5
4x=20
X=20/4=5
Comprobamos
4*(5-3)+5=4*2+5=8+5=13
Solucion
X=5