Question

please help explanation required​

Answer 1

Question-

$(8+4)(\frac{-3}{7}\times\frac{14}{9})^{-1}$

Answer-

220.5 or $220\frac{1}{2}$

Explanation-

$(8+4)(\frac{-3}{7}\times\frac{14}{9})^{-1}$

$=12\times(\frac{-42}{63})^{-1}$

$=3.5\times63$

$=220.5$ $\tt{or}$ $220\frac{1}{2}$

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Answer 2

Ans is in the pic.

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