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Answered

Find the sum of the following.
1.6a+7a
2.-9no + 24no
3.-21(x + y)+ 6 (x + y) + {-9 (x + y)} + 10 (x + y)
4.(7a + 9b) + (5a + 6b)
5.(20x + 10y) + (-22y)

Sagot :

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Answer:

1. 13a

2. 15no

3. -14x -14y

4. 3(4a+5b)

5. 4(5x-3y)

Step-by-step explanation:

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