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)
(1/4)*x-12 = -20 // + 20
(1/4)*x-12+20 = 0
1/4*x+8 = 0 // - 8
1/4*x = -8 // : 1/4
x = -8/1/4
x = -32
x = -32
| 4m-3=m-15 | | 5+1n=2-4n | | 13-4x=1x+4 | | x^2+25000x+100000000=0 | | 4(1+7r)=8-6(8-1r) | | 5x+7y-6=45 | | 2x-22/3=6 | | 5x+4x-5=66 | | 7x+5=87 | | 6+8n=2n | | 2(2n+6)=28 | | 3x+4=16+x | | 4(4-4n)=156 | | 130/4 | | =3*-7 | | (5a^3b^3)(9a^2b^4)= | | 2+4n=8n+2 | | (5a^3b^3)(3ab^2)= | | 20a+27=67 | | 81(x^2-2x+1)=4 | | 3+6a= | | 5x=40x^-1/2 | | 6x^2-150x+400=0 | | 102=-3(8x+6) | | 8x-39=11x | | 0.4y=1.6 | | 0.003=x/0.012 | | 5,432/100k=50 | | -(-1-5x)+2(5x-8)=30 | | (n+1)(n)(n+1)=210 | | 8+2*10= | | 3x/5=5/6 |