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1;21;5;7;2;1
1;10;3;5;5;4
200*ln(x)
(7)^(10)
(5)^(20)
| 5x-3-7x=-15 | | 18-11r+r^2=0 | | 3(x-17)+2=35-5x | | 2v-6v=-16 | | 8y=16+4x | | 5x(2)+10x= | | 6+4n+7=1 | | -3b+2n=-1 | | (2x-3)(x+1)+(2x-3)(3x-4)=0 | | v^2+v-756=0 | | Y=11-4x-6x^2 | | 1+7b+b=-23 | | 10x+5=5(5x+7) | | -5x-35=7+2x | | R+8r=0 | | 5+k-4=1 | | 4(y-2)+y=13 | | -12+1=y | | 3x+5-2x=1 | | v+5+3v=9 | | x^4+x^2+4x=0 | | 3(y-2)-4=17 | | 7x-5+6=15 | | 0=2x^2+5x-5 | | 4p+p=10 | | x^4-9x^3-10x^2=0 | | 3/4:3/16 | | 6n+1-4=3 | | 5x+8y=-56 | | 5x-5x=-5 | | 8x=-4-32 | | 8d-4d+5d+6-6d=0 |