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2013-12-30T23:37:13+02:00
1800*{[321+218-(800-291)]/[10000-5000-(8*a+1342)]}=5400
1800*{(539-509)/[5000-(8*a+1342)]}=5400
1800*{30/[5000-(8*a+1342)]}=5400
1800*[30/(5000-8a-3658)]=5400
1800*[30/(1342-8a)]=5400
30/(1342-8a)=3
1342-8a=90
-8a=1432
-a=179
a= -179
1 1 1
2013-12-31T01:04:32+02:00
{[1926/6+218-(800-873/3)]/[10000-5*1000-(8*a+1342)]}=3 321+218-(800-291) / 10000-5000-(8*a+1342)=3
321+218-(800-291) / 5000-(8*a+1342)=3
539-(800-291) / 5000-(8*a+1342)=3
539-509 / 5000-(8*a+1342)=3
30/5000-(8*a+1342)=3
30/x=3 =>x=10
5000-(8*a+1342)=10
8*a+1342=4990
8*a=4990-1342
8*a=3648
a=3648/8
a=456