5(11х-31)-9х=121
(55х-155)-9х=12155х-9х=121+15546х=276х=6
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Verified answer
55х-155-9х=12146х=121+155
46х=276
х=276:46
х=6
Verified answer
5(11х-31)-9х=121
(55х-155)-9х=121
55х-9х=121+155
46х=276
х=6