If it's not what You are looking for type in the equation solver your own equation and let us solve it.
10n+5=125
We move all terms to the left:
10n+5-(125)=0
We add all the numbers together, and all the variables
10n-120=0
We move all terms containing n to the left, all other terms to the right
10n=120
n=120/10
n=12
| 7=3x–15–7x | | -2+8v=158 | | 3x–15–7x=-7 | | -5-9v=85 | | 1+7x=6x-4 | | x-64=28 | | 8n-2=102 | | -7(-8+x)=70 | | -1-8n=-161 | | 8-2k=-30 | | 0.6x=2.4-1.6x+0.6 | | -4-7b=3 | | 8(-3+v)=-72 | | 70+9(3x)+(x+4)=180 | | 8(-3+v)=-7 | | P(4)=175+25n | | 70+93x)+(x+4)=180 | | -8(7+v)=-208 | | 8(10+k)=184 | | 8-8p=80 | | 1/20p+3/5=2 | | 5−–3j=17 | | -6+-2d=-18 | | (12x+20)+(4x)=180 | | -5(1+x)=-105 | | 8(6+p)=-8 | | 8(6+p)=-31 | | 3+10p=103 | | (12x+20)+(14x)=180 | | 10(-2+b)=30 | | n/16-6=-5 | | 0.19u=2.66 |