Question

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Answer 1

Answer:

Step-by-step explanation:

here is your answer

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Answer 2

Answer:

1)- 2

2)- 12

5x+2

5(2)+2

10+2

12 answer

3)- monomial

4)- 4x and 5 are the terms

5)- 10xy

6)- a²b-ab²

7)- a²+ ab+ ac

8)- 6ab

9)- trinomial

10)- 5x,-14x because they both are x

11)- 9

2{(2)²+(2)+1}-3

2{(2²)+2+1}-3

2(4+3)-3

8+3-3

12-3

9 answer

12)- sorry I don't know