If it's not what You are looking for type in the equation solver your own equation and let us solve it.
2005;842
(x-3)*(2*x+5) <= (2*x-6)*(2*x-1)
2005;843
(10)^(-25.5)
0.045;480
| A^2-15ab-54b^2= | | 128=3b+4(1+7b) | | H(t)=-4.9t^2+44.1+1 | | 12x+15y+20z=7 | | -1y-4y= | | 2(8x+9)+-(x+8)=78 | | (2x-1)(x+2)=3x-2 | | b-8=16 | | 5k-2=28-5k | | 4+4(3x-6)=27 | | 3x+5=85 | | 3(4x+8)-2x=-52 | | 4+4sin(2x+1)=1 | | 12x+6y=216 | | 3(5x+6)=61 | | S^2+17S+72=0 | | y=3/rad^3(x^2-27) | | bn=-3n+5 | | 9x^2-12x-36=38 | | 8y-10=21+2n | | 48-5x=24+3x | | X-86/9=3/5 | | 12n(n-3)+15=396 | | 0.4y+1=1.2y-3 | | 3x+b=11 | | q^2+11q+10=0 | | 27m^2/18m^5=0 | | 1x=1y-5 | | x+5y=-45 | | (1/2)^3-x=16 | | 17x+37+9x-13=180 | | x+a=13 |