Question

plz solve quickly and give me the answer

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Answer 1

Answer:

$2ab + ( - 7ab) + \frac{2ab}{3} + 9ab$

$2ab - 7ab + \frac{2ab}{3} + 9ab$

$\frac{3(2ab) - 3(7ab) + 2ab + 3(9ab)}{3}$

$\frac{6ab - 21ab + 2ab + 27ab}{3}$

$\frac{14ab}{3}$