Question

simplify each of the following expressions only part b
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Answer 1

Answer:

$\frac{2}{3} a - \frac{1}{7} b + 2a - \frac{3}{5} b \\ \frac{2}{3} a + 2a - \frac{1}{7} b - \frac{3}{5} b \\ = \frac{2a + 6a}{3} - \frac{(5 b- 21b)}{35} \\ = \frac{8a}{3} - \frac{( - 16b)}{35} \\ = \frac{8a}{3} + \frac{16b}{35}$

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