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)
(2/9)*(-x-1) = 0
2/9*(-x-1) = 0
-x-1 = 0 // + 1
-x = 1 // * -1
x = -1
x = -1
| (10x-7)=(6x+1) | | -12+k=15 | | -4*(x-5)^1/3=8 | | 9w-2=12(2w-4) | | 2-3(x+4)=4x+6(x+2) | | V-k=v+ux | | x^2+1+x+1= | | 2.5z-3/4=-5.75 | | 0.50n=n+15 | | 18x+27+2=x-4 | | 245+39x=350+33x | | x=6*(61^(1/2)+7)^-1 | | 9(-3x-6)=8(-3x-6) | | 1-7x+7=13 | | 3y+105= | | Y=3/4x+20 | | (2/x-1)+(5/x+1)=(3/x^2-1) | | Y+7=25 | | 21/2z-3/4=-53/4 | | sqrtx+15-sqrtx-12=3 | | 18-3x+7x=-2(-7x+1) | | t+10-4tx=-11 | | -28+15y=7 | | 900=2(x+60)+2x | | 7x^3-6x^2+3x+2=0 | | 7/12(6x+1) | | 15-(6-7x)=2+7x | | 7x^3-6x^2+3x^2+2=0 | | 8=3a-3a | | 2-15/7+3x/7-15=3x-1 | | 1=5x-5x^2 | | 5-11=-10+4 |