3 years ago

Solve for f. –7f − 9 = 9 − 4f f =

Mathematics

1 answer:

mixas84 [53]3 years ago

6 0

Answer:

$\boxed{f = -6}$

Step-by-step explanation:

$= > - 7f - 9 = 9 - 4f \\ \\ = > - 7f + 4f - 9 = 9 \\ \\ = > - 3f = 9 + 9 \\ \\ = > - 3f = 18 \\ \\ = > 3f = - 18 \\ \\ = > f = - \frac{18}{3} \\ \\ = > f = - 6$

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