Respuesta :

8f - 25 = 47. Add 25 to both sides.

8f = 72. Divide each side by 8.

f = 9.

Answer:

f = 9

Step-by-step explanation:

8f - 25 = 47

Add 25 to both sides.

8f - 25 + 25 = 47 + 25

On the left side, -25 + 25 = 0, so the -25 is eliminated.

On the right side, we add 47 + 25 = 72

8f = 72

Now we divide both sides by 8.

[tex] \dfrac{8f}{8} = \dfrac{72}{8} [/tex]

8f divided by 8 is just f. 72 divided by 8 is 9.

f = 9

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