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45840*x-(-x/5)-3100*y-3153997.98;211.3333*y-3100*x-(-y/8)+213545.3333
x^2+2*x-10.5 = 0;x
x
x^2+2*x+10.5 = 0;x
x
2*x+y-3;2*x+y-5
45840*x-(-x/5)-3100*y-3153997.98;211.3333*y-3100*x-(-y/8)+213545.3333
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