Question

add the following-: 2a-3b, -7a+9b and 10a+11b​

Answer 1

Answer:

5a+17b.

Step by step explanation:

(2a-3b)+(-7a+9b)+(10a+11b)

2a-3b-7a+9b+10a+11b

2a-7a+10a-3b+9b+11b

5a+17b

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Answer 2

$(2a - 3b) + ( - 7a + 9b) + (10a + 11b) \\ \\ 2a - 3b- 7a + 9b+ 10a + 11b \\ \\ 5a + 17b$