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1;3;2;5;1;1
5;6;2;9;0;0
(-x)^2+6*x-1 = 0
2.6;100
2*x+7 = 15
| 13x+6=2(6x-1)+8 | | 10=4a | | 20xyz+12x^2z-40yz= | | 3m+10=3+4m | | 2u=81-7u | | -5=-3(3x+9)+4 | | -4x^3(x^3+8x)+7x^6= | | 77=3v+17 | | 6(-1-5x)=54 | | -6(-1-5x)=54 | | T/-3-5=-2 | | 0=2n^2-7n-16 | | T/-3-5 | | 12u-9u=21 | | x*x-7x+6=0 | | (7x^5-8x)(6x^2)= | | -2+5(x-4)=12x+5-7x | | x-2/31/2 | | -6x+6=-2-18 | | 2lnx=ln(2x+9)+3 | | 1/3÷2/3 | | Sin52=x/30 | | -19x^2+49x-30=0 | | -4(y-1)+3y=4(y-4) | | 3-5=3.5 | | 5u+9=109 | | 9x+5=x-11 | | F(n)=5+3n | | x-.3x=434 | | 2(2y+9)=20 | | 18+18=36 | | 0,1(x-10)-0,6x=1,5x-4 |