Question

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Answer 1

Answer:

Step-by-step explanation:

Like terms have the same variables and powers.

1). 6b and $\frac{b}{2}$ = $\frac{1}{2}b$

   5x² and x²

2). 12a² and 4a²

    4x³ and 3.5x³

    b and $\frac{5}{6} b$

3). 8x

4). 5a² + 16

5). There are no like terms there.

6). 6b + 5n + 6b + 5n = 12b + 10n