Respuesta :

Answer:

B=9-6=+x.

B=3=+x.

B=3-x

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Answer:

[tex]\Huge \boxed{B=3}[/tex]

Explanation:

[tex]B+6=9[/tex]

Subtracting 6 from both sides of the equation.

[tex]B+6-6=9-6[/tex]

Simplifying both sides of the equation.

[tex]B=3[/tex]

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