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2;3;5;6;0;0
3;7;2;5;0;0
12*c-0.199;348.48*b+0.08;394.85*a-(11.3*c)+0.213
4/7 = x/280
1;2;1;1;0;7
| 47-4(x-4)=-10x | | 5x-4-3x=48 | | 4/7=x/280 | | 7m^2-36=36m | | -2(n+8)+6(5+2n)= | | 3x-5+x+7=26 | | 180=151-5x | | 4(v+6)-8v= | | 180=(71-2x)+(80-3x) | | 15+63=18 | | 180=71-2x+80-3x | | 2w+9x-15y+6w+4x+10y= | | 4sin^2x-8cosx-7=0 | | 15=m/3 | | 0.6+x=15 | | 90a^2=-103a-24 | | ln(15x+9)=2 | | 10x=42+28x | | 10x=42+28 | | X^3-3*a^2*x-3=0 | | 3y-7=-3+-19 | | 2x+2+4x+5=37 | | 9-x=3(4-6) | | onethird*6= | | x*x+x*x*x=50 | | 20=5(x)-3 | | -20/(-5/8)= | | -20/58)= | | 8x-4x-4=0 | | 20/(-5/8) | | 21a^2+4=-31a | | 2w+500=200+550+250 |