Step-by-step explanation:
1 Divide both sides by 33.
\frac{21}{3}=xv
3
21
=xv
2 Simplify \frac{21}{3}
to 77.
7=xv
3 Divide both sides by vv.
\frac{7}{v}=x
v
7
=x
4 Switch sides.
x=\frac{7}{v}
x=
Done
