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KATRIN_1 [288]
3 years ago
8

If you show work I will award brainliest. Only one question in picture.

Mathematics
1 answer:
djyliett [7]3 years ago
5 0

Answer:

d=7-2/3f

Step-by-step explanation:

Move the variable to the right-hand side and change its sign- 3d=21-2f

Divide both sides of the equation by 3- d=7-2/3f

Write the solution d in parametric form- d=7-2/3f

Solution- d=7-2/3f

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