If it's not what You are looking for type in the equation solver your own equation and let us solve it.
9+9n=91
We move all terms to the left:
9+9n-(91)=0
We add all the numbers together, and all the variables
9n-82=0
We move all terms containing n to the left, all other terms to the right
9n=82
n=82/9
n=9+1/9
| .5x+8/7x=x+18 | | 6(y-10=-30 | | (1/2)x+(8/7)x=x+18 | | x-29+x+95=180 | | -6(x+4)+4x+5=8x+7 | | 12+3r=r+2 | | 27=3n-9 | | x+3+x-1=90 | | 4.2+5.2n+3.4=-5.2+10.2+9.1n | | -6x=x+14 | | 7×(4+j)=98 | | 1/3(x-4)=2/3 | | 1/3(x-4=2/3 | | 1/3x-7=14 | | 5x-7x=2x | | 7x-1=-17 | | -17w=-18w+20 | | 4x-12+3x=5+7x-16 | | 2/5x-1/5=3/10x+4 | | -10-7w=8+2w | | 3x+8-4x=0.1(x-19) | | 12-2(w+1)=4w-2(4+w) | | ?=x+0.6x+0.15x | | 1/10x=44/10 | | 1/10x=42/10 | | x(+1M)+(–2N)=0 | | -6=3(3x+4) | | (b+7/4)=9 | | 72÷r=8 | | 5/2x+x=105 | | 3(x+5)=8x-4(x-1) | | n=2.5/6.6 |