Respuesta:
Sea x el número: 2₁ x + 3x = 20 7
x + 3x = 20 +
7x+3x-20 7x+3x
JOX=20x7
X=20x7 10
x=14
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Verified answer
Respuesta:
Sea x el número: 2₁ x + 3x = 20 7
x + 3x = 20 +
7x+3x-20 7x+3x
JOX=20x7
X=20x7 10
x=14