1.) Simplify the expression by combining like terms: a + 2a - 3a.

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22 votes

1.) Simplify the expression by combining like
terms: a + 2a - 3a.

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22 votes

Answer: 0

Explanation:

We can start by factoring out an a from all 3 terms:

= a (1 + 2 - 3)

We can evaluate 1 + 2 - 3 as 0:

= a(0)

Anything multiplied by 0 is 0, therefore 0a = 0.

Sherleen answered Jan 11, 2023

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