1) 4x-8-25+10x/20=80-20x-4x+1/20
2) 14x-33/20=81-24x/20
3) 280x-660=1620-480x
4) 280x+480x=1620+660
5) 760x=2280
6) x=3
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Answers & Comments
1) 4x-8-25+10x/20=80-20x-4x+1/20
2) 14x-33/20=81-24x/20
3) 280x-660=1620-480x
4) 280x+480x=1620+660
5) 760x=2280
6) x=3