23000+12*(2016-1963/x)=45380

Question

23000+12*(2016-1963/x)=45380

Answer 1

Решение во вложении----------------------

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Answer 2

12*(2016-1963/х)=45380-23000=22380⇒2016-1963/х=22380/12=1865⇒-1963/х=1865-2016=-151⇒х=1963/151=13