If it's not what You are looking for type in the equation solver your own equation and let us solve it.
z in (-oo:+oo)
6-z/5-6 = 0
-1/5*z = 0 // : -1/5
z = 0
z = 0
| (7y+2u)(7y+2u)=0 | | (5y-6v)(5y-6v)=0 | | (2y^6z^3-4y^2)(9yz^4)=0 | | 5x^2-24x+36=0 | | -6wx^4(9w^2-7w^6x^3+8x^3)=0 | | x*x-x=20 | | sqrt(9x^2)= | | -9w^5x^6(6x^2+3w-7)=0 | | 2/3-4=3 | | (9y^4z^3-8z^2)(-4y^5z)=0 | | -5x^4(-2x^3+3x-9)=0 | | -2v^3(5v^2+8v-7)=0 | | -3y^2(-6y^2-2)=0 | | -5u^4(-7u^2+4u+9)=0 | | 20x-5y=2.8 | | 20-5y=2.8 | | 144/12x+49/7y=12 | | 8-3(12x+2)= | | 8-3(-12x+7)= | | x+8=4x+4 | | A(x)=P(.77)x | | 1/8(x+y)=11 | | 3056890000+-15000000x=2085000000+5550000x | | 9x-3=4x+5 | | 16xy^2-49x=0 | | v+(v-30.6)+(v+27.5)=193.7 | | -6-x/2+6 | | v+(v-33.5)+(v+26.8)=195.8 | | -6-x/-2+6 | | 16x^2-17x+5=0 | | v+(v-31.3)+(v+26.5)=191.1 | | f(x)=4x+3 |