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)
Y-((2/5)*x) = 0
Y+(-2/5)*x = 0
Y-2/5*x = 0 // - Y
-2/5*x = -Y // : -2/5
x = -Y/(-2/5)
x = 5/2*Y
x = 5/2*Y
| 150=x^2+4x-6 | | 5/18 | | 150=x^2+x-6 | | 5x+13=3x+73 | | 9(-5w+2)= | | 6x-68=2x-12 | | d/dx(sin(2x-pi)) | | 9k=51 | | x^2+y^2+8x-4y+2=0 | | [(-7)/(4-3x)]0 | | 50-3x=5-8x | | -4(3x+4)-2x+6=-16 | | 1.4n=0.56 | | 19.6=24.5TImesx | | .1x=90x | | 19.6=24.5*x | | (10x+1)(5x-1)=61 | | -15x=-33-5x | | -23+7y+9p-5y-5p+18= | | -0188.5x+16=10 | | -35=5-4y | | p=n(120-n)(-50n) | | (x)(x+3)(3)=150 | | 4+9x=-4+x | | -x^2-2x+11=0 | | 2y+6=-b+3 | | (r-1)(1-1)=0 | | x^2+5x-17=x-5 | | 15=-5u | | 11/12x7/12= | | 7+30x=15x+19 | | 60-3x=10-8x |