Question

Simply the following expression.

Answer 1

Just add the like terms 7+2=9 so the answer is 9x2

Answer 2

Answer:
9x²

Step-by-step explanation:
The given expression is:
7x² + 2x²
Since both terms have x², we can take it as a common factor as follows:
x² (7+2)

Now, we will add the number within the brackets. Thsi will give us the final answer:
9x²

Hope this helps :)