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)
(2*x-2)/2 = 0
2*x-2 = 0 // + 2
2*x = 2 // : 2
x = 2/2
x = 1
x = 1
| (12*.15x)+(12*.25y)=.21*12 | | 4x-12+x=180 | | 7+7x+3x=117 | | 30-x^2+x=10 | | (12*.15x)+(12*.25x)=.21y | | y=124+x | | (12*.15x)+(12*.25x)=12*.21y | | 124x=y | | 2(k-2.6)=-9.6(k-4.8) | | (12*.15x)+(12*.25y)=12*.21 | | solvex^2-3x-91=0 | | x+124=y | | 12*.15x+12*.25y=12*.21 | | 2x+6+4x-12=180 | | 2/5×=10 | | -11=-10x-4 | | (5x+3)=28 | | (12-4x)^(1/2)=x | | 7y^4-28y^2= | | x+(x*0.6)=400000 | | 7y^4-28y^3= | | (.15x*12)+(.25x*12)=.21*12 | | 7y^4-14y^3=2 | | 7y^4-14y^3= | | (2x-1)-9i=5+(2y+1)i | | 15(x)+15(40-x)=1.5 | | 3z-4=8z-34 | | (.15x*12)+(.25x*12)=.21y*12 | | (.15x*12)+(.25y*12)=.21*12 | | 3(5x+3)=4(x+3)+15 | | .15x*12+.25y*12=.21*12 | | (.15x+.25y)*12=.21*12 |