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 = (-4/7)*x-(1/7) // - (-4/7)*x-(1/7)
Y-((-4/7)*x)+1/7 = 0
Y+(4/7)*x+1/7 = 0
Y+4/7*x+1/7 = 0 // - Y+1/7
4/7*x = -(Y+1/7) // : 4/7
x = (-(Y+1/7))/4/7
x = -7/4*(Y+1/7)
x = -7/4*(Y+1/7)
| 15x^2+40x-5=0 | | log(x)=0.40338 | | n^2-12n+21=0 | | e^8-9x=1168 | | 1/3(9)cubed | | 3/x-12/x-3=1 | | X^2+x+121=0 | | 230/360 | | 11/2×e=6 | | (2x+4)(2x+8)(x*x+4)=0 | | x^2-26y+169=0 | | 8x-12-3+3x-21=4.5 | | 4=0.5x+30 | | 30=0.5x+4 | | x(x+2)=7(x+x+2)+71 | | (2x+y)(3x+5y)= | | 15x^2+10=0 | | -4.5q+1.7=-25.8-2q | | 4x^2-23x-11=0 | | (b-8)/(8b-16) | | 8x-12+3x-21=4.5 | | S=5k+5vfork | | 4(1+3n)=8(n+5) | | 3p^2+10p+8=0 | | 8(1-4b)-(7b+8)=-4b-5b | | 233=33+x-22 | | 4x+3=68+x-1 | | 4p+5p+1=0 | | 8w-8+8=48+8 | | axb=-36 | | (-x-4)=6(9+6x)-206 | | 3(-9x-5)=3+3(8-7x) |