If it's not what You are looking for type in the equation solver your own equation and let us solve it.
n in (-oo:+oo)
(5/4)*n+5 = 20 // - 20
(5/4)*n-20+5 = 0
5/4*n-15 = 0 // + 15
5/4*n = 15 // : 5/4
n = 15/5/4
n = 12
n = 12
| 12x+12+0=0 | | (x^2+8x+16)-(x^2-4x+4)=0 | | 2(-2x-3)+x=4+-x+3x | | 0=-16t^2+60t-50 | | 3a+11=a-24 | | 3.4-5.2-3y=2 | | 6x+13x-5=0 | | 4+6=3-3 | | 3a+11=8a-3 | | -(-1x^2-2x+1)+4=0 | | y+(-4)=7 | | 36+15x= | | (1/x-4)+(x/x-2) | | n/5=-5 | | 2/3*-7+1 | | -x^2+4x+47=0 | | 27-5k=-4k | | 45-9x=5-4x | | 3(2c-1)-1=2c+4 | | -1/4x=5x | | (x^2+6x+9)-16=0 | | 4/5^3 | | 2/3*-8+1 | | -3x+2y=20 | | 2(4x+8)-24= | | 3n-1=26 | | g(x)=x^2-6x+8 | | 3(1-x)+2(x-1)(x-1)=0 | | 8k-7+k=10 | | 2x-7y=-36 | | 5(x-2)-3(2-x)(x+7)=0 | | P(x)=x^4-32x^2+256 |