human
Solve linear equations with the variable appearing on both sides, with all positive integers Tom and Katie are arguing about a first step to solve this equation:
\(4 v+1=9 v-3\)

Tom says you can write: \( 5 v+1=-3 \)

Katie says you can write: \( 4 v+4=9 v \)

Who is correct? Only
Tom
gpt
Subtracts the smallest digit from the largest digit