(1)去括号得:-8y+12=8-5y+10,
移项得:-8y+5y=8+10-12,
合并同类项得:-3y=6,
两边同除以7得:y=-2;
(2)去分母得:0.3x-x=0.3
合并同类项得:-0.7x=0.3,
两边同除以-0.7得:x=-
3
7 .
(1)去括号得:-8y+12=8-5y+10,
移项得:-8y+5y=8+10-12,
合并同类项得:-3y=6,
两边同除以7得:y=-2;
(2)去分母得:0.3x-x=0.3
合并同类项得:-0.7x=0.3,
两边同除以-0.7得:x=-
3
7 .