Question

решить уравнение (5/6х+1/7х)*42=82

Answer 1

(5/6х+1/7х)*42=82
(35/42х+6/42х)*42=82
41/42х*42=82
41х=82
х=82:41
х=2

Answer 2

(56+17)*42=82
(3542х+642х)*42=82
4142х*421=82
41х=82
х=8241
х=2