(64-10x):4+11=22
(64-10х):4= 22-11
(64-10х):4=11
64-10х=11*4
64-10х=44
10х=64-44
10х=20
х=20:10
х=2
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(64-10x):4+11=22
(64-10х):4= 22-11
(64-10х):4=11
64-10х=11*4
64-10х=44
10х=64-44
10х=20
х=20:10
х=2
64-10х+44=88
108-88=10х
20=10х
х=2
ответ: 2