126(2,5-x)-173(x-2)=81x-344-237(x+3)

Question

126(2,5-x)-173(x-2)=81x-344-237(x+3)

Answer 1

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Answer 2

315-126х-173х+346=81х-344-237х-711
-126х-173х-81х+237х=-711-344-346-315
-126х-173х-81х+237х=-711-344-346-315
-143х=-1716
143х=1716
х=1716/143
х=12