If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3n+21=11n-43
We move all terms to the left:
3n+21-(11n-43)=0
We get rid of parentheses
3n-11n+43+21=0
We add all the numbers together, and all the variables
-8n+64=0
We move all terms containing n to the left, all other terms to the right
-8n=-64
n=-64/-8
n=+8
| 5c+8=7c-4 | | 7x-2x+11x+10=-134 | | 7n=5n+12 | | 8x=4x=24 | | -8x^2+3x+115=0 | | 2.37s+9.2=10.14 | | 0.1x+100x=x^2/200 | | -3(2-5z)+8z=3z=3 | | -9f=-10−10f | | 4=-2n+20 | | 2n=-n-9 | | -3(2-5z+8z=3z=3 | | 2n-14=n+9 | | 2x+5=5x+16 | | 8x^2-30x+54=2x^2+30x | | 2+7x=2+4x | | 2(6x-10)=100 | | 2(6x-10=100 | | 11z−9z=14 | | 8(4w+8)/3=-2 | | 4(x+3)=-12-4x | | 10+8b=7b | | 16x-202=6x-12 | | 0.3s+1.5=2.2 | | x=45+25x | | x−16=14 | | 2(4e-2)=7(e+15) | | 7w=365 | | −8+6m=12(−4m+16) | | 10(s-4)=-64 | | 3(y+2)=6-y | | -3(4+2x)=4-(6x-8) |