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Neko [114]
3 years ago
13

Explain how to simplify this expression:

Mathematics
2 answers:
ycow [4]3 years ago
7 0

Answer:

11a+2

Step-by-step explanation:

(7a+9)+(4a−7)

7a+4a+9-7

11a+2

Morgarella [4.7K]3 years ago
7 0

Answer:

11a + 2

Step-by-step explanation:

(7a+9)+(4a-7)

Take out parenthesis

7a + 9 +4a - 7

add like terms

11a +2

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