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+9 = (4/9)*x-4 // - (4/9)*x-4
y-((4/9)*x)+4+9 = 0
(-4/9)*x+y+4+9 = 0
y-4/9*x+13 = 0 // - y+13
-4/9*x = -(y+13) // : -4/9
x = (-(y+13))/(-4/9)
x = 9/4*(y+13)
x = 9/4*(y+13)
| 15.85=k+.14k+.17k+.25k | | 3x^-3/5x^2 | | 7(5v+6)=32-4v | | 231=-.56y^2+31.74y+117.22 | | 8x+5=3x+5x+5 | | .08(x-100)=44.5-.07 | | -0.7x+4.13=-0.5x+8.33 | | 1/10x8/100 | | -50=6-8x | | 7-6(1-3h)=-34 | | 4x+8x-36=54-6x | | n+8n+160=110 | | z+(-10)=30 | | -14v+14v=-1 | | -14y-1.8=24y+3.9 | | 15.85=k+.14k+.17k | | -w(z+3)-z=-z-4(z+2) | | -3*2/3= | | -2(7-11v)=96 | | 0.5x-4=1.25x+10-9.5 | | 8(3n+3)=7(5n+5)+4 | | 180(n-2)=2880 | | -3(5-2x)=45 | | 2y+3=-1.8+0.8x | | 14x^2-74x+12=0 | | x(x+5)=x(3x) | | 6+4y+14+1y+5y+3y= | | 2(-3+4)-8x=30 | | q+6=14+8-4 | | 7x-5=-44 | | 22-2=m-7 | | 108=2x^2+6x |