How to add trinomials

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ACT Math › How to add trinomials

Questions 1 - 6
1

Add and .

Explanation

To add the trinomials, simply eliminate the parentheses and add like terms.

2

Choose the answer which best simplifies the following expression:

Explanation

To simplify, simply remove the parentheses and combine like terms:

3

Choose the answer which best simplifies the following expression:

Explanation

To simplify, remove parentheses and combine like terms:

4

Choose the answer which best simplifies the following expression:

Explanation

To simplify, remove parentheses and combine like terms:

Note that adding or subtracting a zero to the end of this equation is unnecessary.

5

Explanation

Like terms can be added together: is added to , is added to , and is added to . The resulting answer choice that is correct is .

6

Choose the answer which best simplifies the following expression:

Explanation

To solve this problem simply remove the parentheses and add the like terms:

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