Question

i want answer friends plzz help me to solve it​

Answer 1

$9a \div 7 - 6a = 15 \\ 9a = 15(7 - 6a) \\ 9a = 105 - 90a \\ 99a = 105 \\ a = 105 \div 99 \\ a = 35 \div 33$

$\boxed{a=35/33}$

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Answer 2

hope it helps

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