If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
x^2-x^2-(8*x)+(15/5)*x = 0
x^2-x^2-8*x+(15/5)*x = 0
-5*x = 0 // : -5
x = 0
x = 0
| 3(y-1)-2(y+2)=0 | | x--1=11 | | 2p^2-p-5=0 | | v^2+20v=-21 | | 11x-13=-46 | | 2(12x+1)+2=22 | | 4w-w^2=0 | | (6x^3-8y^2)(4x^3+2y^2)=0 | | 5.4x+34=12x+8.5 | | 5n+2n=42 | | 5(x-4)+4x=-9x-9 | | 2x^2+4x-9=-3 | | 7/12*36 | | 4.6=12-w | | n+8+n+9= | | 9/x=85/10y | | -139-x=59-10x | | 276/x=46 | | 3x+2x=-1 | | 5(2x-10)+2=30 | | 7x-8=4x+12 | | 8u+9+6+u= | | 4/9-1/5 | | -149-x=59-10x | | 9y+12+7y= | | 20x/5=10 | | h^2+6h-27=0 | | n^2-19n-290=0 | | 56+8s=183 | | (X+4)(x)=30 | | 6x^2-8=286 | | 7q+q+2q= |