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MaRussiya [10]
2 years ago
10

1. (3x + 7) + (8x + 2)

Mathematics
1 answer:
Mashutka [201]2 years ago
5 0
11x+9


Step by step:
Remove the parenthesis
3x+7+8x+2
Collect like terms
11x+7+2
Add 7+2
11x+9
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What are the three angle measures in the triangle shown below​
Zanzabum

Answer:

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so, the answer is B.

7 0
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