In the algebraic expression 9x + 2y + 4x - 12, what are the "like terms"? 1. 9x and 2y
2. 2y and 4x
3. 2y and 12
4. 9x and 4x

9x and 4x

Step-by-step explanation:

final answer is : )

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.