If it's not what You are looking for type in the equation solver your own equation and let us solve it.
7n-6=-90
We move all terms to the left:
7n-6-(-90)=0
We add all the numbers together, and all the variables
7n+84=0
We move all terms containing n to the left, all other terms to the right
7n=-84
n=-84/7
n=-12
| 18=k-4K | | 8z=6=7z+4 | | 1.15x+149=304.25 | | 2000+12x=8 | | (X+8)*(x^2+6x-9)=0 | | -87=-3(6x-1) | | y/20=11/4 | | 2n/2=10 | | 3/8=21/y | | 4(x-9)-7(x-3)=21 | | 25/5=x/4 | | (4+t)=6 | | a^2+3^2=6^2 | | (x/3+4x/5=34) | | 4(6-s)=8 | | x/3+4x/5=34 | | 32=19+n | | 6x-52=4×+40 | | 4/x=5/25 | | 14+20m=28+13m | | -0.1x+310=410 | | 5/25=4/x | | 0.1x+310=410 | | x^2/2+2x+2/3=0 | | 14+11m-9m=+4m-7 | | n+12=23 | | r-13=-17 | | 2-2n=3n+2 | | 2.5s+20=55 | | (1/2)x-3=(1/2)x-(1/3)x+6 | | 2.5s+20=56 | | 6(x+2)-x=4(x+8)+7 |