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Afina-wow [57]
3 years ago
12

Simplify. 9a +4b+4+4a +5b+7

Mathematics
2 answers:
neonofarm [45]3 years ago
4 0

Answer:

13a + 9b + 11

Step-by-step explanation:

  1. 9a + 4a = 13a
  2. 4b + 5b = 9b
  3. 4 + 7 = 11
  4. Put them together: 13a + 9b + 11

I hope this helps!

Vaselesa [24]3 years ago
3 0

Answer:

13a+ 9b+ 11

Step-by-step explanation:

9a+4a= 13a

4b+ 5b= 9b

4+7=11

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