Question

21=3xv what is the number for v

Answer 1

Explanation:

1 Divide both sides by 33.

\frac{21}{3}=xv

3

21

=xv

2 Simplify \frac{21}{3}

3

21

to 77.

7=xv

7=xv

3 Divide both sides by vv.

\frac{7}{v}=x

v

7

=x

4 Switch sides.

x=\frac{7}{v}

x=

v

7

Done