Respuesta :
Answer:
Let the number be x.
[tex]3*x+4=12*x-14[/tex]
[tex]3x+4=12x-14[/tex]
Subtract 4 from both sides:
[tex]3x+4-4=12x-14-4[/tex]
[tex]3x=12x-18[/tex]
Subtract 12x from both sides:
[tex]3x-12x=12x-18-12x[/tex]
[tex]-9x=-18[/tex]
Divide both sides by -9:
[tex]\frac{-9x}{-9} =\frac{-18}{-9}[/tex]
[tex]x=2[/tex]
The number is 2.