If it's not what You are looking for type in the equation solver your own equation and let us solve it.
k in (-oo:+oo)
k/0.5 = 8.58 // - 8.58
k/0.5-8.58 = 0
2*k-8.58 = 0 // + 8.58
2*k = 8.58 // : 2
k = 8.58/2
k = 4.29
k = 4.29
| M-7=n | | x^2-10x+9*x^2-9= | | 44n+164= | | A=6+b | | k/.05=8.58 | | 24-x=33 | | -6y=-15 | | (x^3+2x-2)ln(x^2+4)=0 | | n=34+(3-1) | | 15+n=11 | | n=34+(2-1) | | 9x+9x*x+9x*x*x=1000 | | 3x^3-2x^2-3x+2=0 | | z/11=0.2 | | 4n=1228 | | 9x+9x*x=2 | | n=29+(2-1) | | -1/(x-5)^2=0 | | -1/(x-5)^2 | | n=24+(1-1) | | x+1/8=9/24 | | 11a=0.077 | | 15(20c+2)= | | y-15.55=9.54 | | 12y^2+19y=10 | | F(-x)=4x+6 | | m+17=19 | | f(x)=4x^2-77 | | F(x+4)=4x+6 | | -22x=-14x+-56 | | -22x=14x+56 | | U=5(7n+31)+9(n+1) |