If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-7nn2=58
We move all terms to the left:
-7nn2-(58)=0
We move all terms containing n to the left, all other terms to the right
-7nn2=58
n=58/1
n=58
| 4+6x=28* | | 3n+17=95 | | 1x+6=5+2 | | 5x-17=3* | | n+26=32* | | 5h*6=16 | | -5n=58 | | n-12=32* | | 3x+5=7-19 | | 1.5+0.5=j* | | n=35.5-9.5* | | 4(x-4)=3/4(3x+4)+2 | | 7f=49* | | 12d-3/4=4d-1 | | -4t^2+2t+30=0 | | u+2.68=9.12 | | 1/3x=0.5 | | 2x+13+3x-30=180 | | 10t/21−t/7=1 | | 3x-5=17× | | 20/x=30/120 | | 4c-4=2c+16 | | x-8.6=2.33 | | 0.637x=6.4045838x | | 14x–4=6x+10 | | -4(4x-5)=8 | | |x|=91.2 | | x+x+8=10x+16 | | -5(5+6x)=35 | | (2x+47)+(x)+(x-11)=180 | | -8p=4 | | 12(-4)+9=x |