Answer:
The correct option is B) [tex]7u+5v[/tex].
Step-by-step explanation:
Consider the provided expression.
[tex]3u+7v+4u-2v[/tex]
Now place the like terms together as shown:
[tex]3u+4u+7v-2v[/tex]
Add the like terms as shown:
[tex]u(3+4)+v(7-2)[/tex]
[tex]u(7)+v(5)[/tex]
[tex]7u+5v[/tex]
Hence, the simplified form of the provided expression is [tex]7u+5v[/tex].
Therefore, the correct option is B) [tex]7u+5v[/tex].
