Respuesta :

Answer:

B = d - 3f²

         5M

Step-by-step explanation:

d -3f² = 5 B B

5 BM = d - 3f²

B = d - 3f²

         5M

Answer:

[tex]\huge \boxed{B=\frac{d - 3f^2}{5M}}[/tex]

[tex]\rule[225]{225}{2}[/tex]

Step-by-step explanation:

[tex]d - 3f^2 = 5BM[/tex]

Dividing both sides by 5M.

[tex]\displaystyle \frac{d - 3f^2}{5M} =\frac{5BM}{5M}[/tex]

[tex]\displaystyle \frac{d - 3f^2}{5M} =B[/tex]

[tex]\rule[225]{225}{2}[/tex]

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