Answer:
7v and 4v are like terms, 9u is a term, and 5 is a constant.
Step-by-step explanation:
Like terms are terms that can be added together, such as numbers being multiplied by the same variable. A term is a number, a variable, or a number and a variable combined. A constant is a number that is not being multiplied or divided by a variable, but just a number on its own.
