Question

ill mark brainliest, question is attached

Answer 1

Answer:

v = 7

Step-by-step explanation:

So, I used a go.ogle calculator for this, so I don't evidence, but here

hope this helps:)

Answer 2

Answer:

v=7

Step-by-step explanation:

$3(3v-4)=51\\9v-12=51\\9v=51+12\\9v=63\\v=\frac{63}{9}\\v=7$