Answer:
2 1/4
Step-by-step explanation:
I think it would be 4x^2 and 3x^3 because they both have the same "x". Because you can't add, for example, 5x + 7z, they aren't alike. That's why you have to choose like terms, for example, 5x+ 5x= 10x.
Answer:
30
Step-by-step explanation: