If it's not what You are looking for type in the equation solver your own equation and let us solve it.
d in (-oo:+oo)
(2/6)*d = 30 // - 30
(2/6)*d-30 = 0
1/3*d-30 = 0 // + 30
1/3*d = 30 // : 1/3
d = 30/1/3
d = 90
d = 90
| 2x+8=20-4x | | 2x-y=2w | | R(n)=(120-6n)(80+8n) | | x^5+5=0 | | 30=3(3x-6)+3 | | 3.89x+2.79(50-x)=164.5 | | 40y-96=30y-6 | | 4x^5+5=0 | | 5(2y+2)=30 | | 9x+13=-5x-18 | | 3a^4+24a=0 | | 2(3x+3)-3x+2(-x-3)=3(-2x+2)+7x-6 | | 6x-7=8-5x | | 0.5(x+15)+0.4(x+25)=26 | | 9k-45/40-8k | | 12x+20x-9+1=-9x+1-9 | | 6x+18+4x=-12 | | 7s-17s=80 | | 2x+-8=-3x+-10 | | 2log^4x-log^4(x-1)=1 | | s-15=15.63 | | y=7x^2-20x+12 | | 2r-5=12r | | a-0.5=5(1.5+x) | | 15x+15=6-7x | | (y^(-4)z^(1/4))^(3/4) | | 9x^3+27x^2-16x-24=24 | | LOG(X)=17 | | Tanx-2cotx=1 | | .06/1.2 | | 12-4x=6-12 | | y^-1/2=1/(12-x^2) |