Question

2.8v=54+v
please tell me fast​

Answer 1

Answer:

8v=54+v

v-v=54-8

0=46

so,right answer =0. ok

Answer 2

let v be the unknown variable

So,

2.8v=54+v

$= > 2.8v - v = 54$

$= > 1.8v = 54$

$= > v = \frac{54}{1.8} = 30$

therefor v=30