3 years ago

Please help me work this problem

Mathematics

2 answers:

mario62 [17]3 years ago

7 0

Answer:

13a

Step-by-step explanation:

9a + 3a + a = 13a

igomit [66]3 years ago

4 0

Answer:

13a

Step-by-step explanation:

Given

9a + 3a + a ← are like terms, they all have the variable a

To simplify add the numeric parts of the terms, that is

= (9 + 3 + 1 )a ← note a has a coefficient of 1

= 13a

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