-20+16х=х+1
16х-х=1+20
15х=21
х=21/15=7/5=1.4
16х -х =1+20
15х =21
Х=21:15
Х=1, 4
Ответ:1, 4
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-20+16х=х+1
16х-х=1+20
15х=21
х=21/15=7/5=1.4
-20+16х=х+1
16х -х =1+20
15х =21
Х=21:15
Х=1, 4
Ответ:1, 4