Answer:
The correct option is 3.
Step-by-step explanation:
The given expression is
[tex]5x-6y+4x[/tex]
Two or more terms are called like terms if they have the same variables and powers.
In the given expression 5x and 4x are like terms.
On combining like terms we get
[tex](5x+4x)-6y[/tex]
[tex]9x-6y[/tex]
The simplified form of given expression is 9x-6y. Therefore the correct option is 3.
