Answer:
21
Step-by-step explanation:
[tex] \frac{v}{7} = 3[/tex]
Multiplying both sides by 7, we get
[tex] \frac{v}{7} \times 7 = 3 \times 7 [/tex]
The two 7s on the left cancel out to give 1, so
[tex]v = 21[/tex]
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