If it's not what You are looking for type in the equation solver your own equation and let us solve it.
f in (-oo:+oo)
-((2*f)/3)-4/7 = 0
(-2/3)*f-4/7 = 0
-2/3*f-4/7 = 0 // + 4/7
-2/3*f = 4/7 // : -2/3
f = 4/7/(-2/3)
f = -6/7
f = -6/7
| -6=-x+3y | | 3x+12=2(x-15)+11 | | 5y-1+y+22=8y+30-5y | | 10x^3+15x^2-20x=0 | | 20x+80=40x | | 3x-4y=-2b | | 64-(4x+8)=4(x+5)+x | | y=3x*2-9-25 | | 1+3ln(x)=3 | | 1+3lnx=3 | | y=-5x+7.4 | | 3/w-7/k | | 5(3p+4q)= | | 2x-6=-x+8 | | 144=-12(c+5) | | -(2-n)= | | 3.15+0.05v=5.10 | | -9+x=-1-x | | 113.94m=108.00 | | 32=2(5x+4) | | 80=20log(x/20) | | -6(1-3c)=26 | | 26x^2+72x=0 | | -10(a+5)= | | x^2-86=O | | 5e+1e+.25e=25 | | y/5.y.9 | | 4y+8y=-15 | | -3x^4y^3/xy^2 | | -26=9a-7a | | Y-(-26)=-5 | | 7.75p=434 |