Answer:
It should be Like Terms
Step-by-step explanation:
Like terms are the terms which have the same variables with same exponent for each variable.
Example :
7x, 3x, - 4x
Unlike terms are the terms which have same variables or different variables.
If they have same variables, the exponents will not be same.
Example :
9x2, 5xy, - 4xy2, y, 6