Question

How many solutions does -3+9v=8v have

Answer 1

Answer:

-3+9v=8v

By moving the terms,
9v-8v=3
1v=3
1v/1=3/1

So -3+9v=8v has one solution.

Answer 2

Answer:

-3 = 8v-9v

-3 = -1v

v = -3/-1

v = 3

ONE SOLUTION