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5;6;1;2;0;0
1;12;4;6;0;0
1;6;1;2;0;0
4;6;1;2;0;0
5;6;1;2;0;0
| 20x-7-x-15x-23x+4= | | 2(2x-18)=5x | | -6x+8=4x-6 | | 4-25x+17-6x+16-x= | | 21x+15x-x-17x-2-9= | | -14-x+x-8x-36+32= | | 6y=24-2x | | 17x-12+7x-4x-9x-1= | | 12n-8-2n+10-4=0 | | 90-x/90*0.72=0.76 | | ln(2-x)-ln(4+x)=f(x) | | 4(2+v)+35=15v | | 12-n/4=-21 | | -14y-11=20 | | 9(4+v)+38=11v | | 5-v/-11=21 | | 9(3+v)+38=14v | | K-15/-11=-28 | | 0.76=90-x/90*0.72 | | x^4-180*x^2+16=0 | | 5x-22=30 | | 5[x-3]=4[x-6] | | 2tanx/2 | | 200x^3/25x^2 | | 5(n-3)=n+5 | | 2(n+3)=3n-7 | | 2x^2-8xy+8y^2=18 | | 2n+6=21-n | | 15-3n=25+n | | -2b+6a=24 | | 10-3n=2n+5 | | -3+4x-x-9x-5x+7= |