Algebra-1

Question Analysis
This question tests the ability to add polynomials by combining like terms. It requires students to identify and sum the coefficients of the same powers of .

Key Concept Explanation
Adding polynomials involves combining like terms, which are terms with the same variable and exponent. The coefficients of these terms are added together, while the variable and exponent remain the same.

Step-by-step Solution
1. Start with the given expression:
2. Group the like terms: