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)
(4/5)*n = 20 // - 20
(4/5)*n-20 = 0
4/5*n-20 = 0 // + 20
4/5*n = 20 // : 4/5
n = 20/4/5
n = 25
n = 25
| (5/4)x-(4/5)=(1/5) | | 4p=6.72 | | -3log-4x=6 | | x+23=276 | | 18/19=x/100 | | (3/2)x-(3/4)=12 | | 12.50*35.00=437.50 | | (5/3)x-(1/3)=1/3 | | 15x+5x=3 | | 12.50*35.00= | | 115/106 | | 2.5x+5*-3=20 | | 1/4a=2/3 | | 31x^2-347x+1041=0 | | 7x-3x+13=17 | | 31x^2-347x=0 | | -2(5n+1)=10 | | Ln(3x-2)=2.8 | | 3.2x=11.52 | | 11.4+.5y=9.9+.6y | | 10x+4=9x-6 | | 8x+3=10x-2 | | ln(x+5)+1= | | 5a+355=2 | | 45=2w-15 | | 3e^8x=1815 | | Ax-bx=42 | | 34.7-.025=27.7+.375y | | 2-3.6x+x^2=0 | | 2-2.4x+x^2=0 | | 6n+7=4+12k | | 3+7=12-k |