Math, asked by 123skyloves, 1 year ago

1) 3ab-9ab+7ab
2) 3c-9d+7c+5d
3) 4a+7b+5a-b

Answers

Answered by vrinda2882

1

1. ab

2.10c-4d=2 (5c-2d)

3. 9a+6b=3 (3a+2b)

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