If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3-4n=-3+21
We simplify the equation to the form, which is simple to understand
3-4n=-3+21
We move all terms containing n to the left and all other terms to the right.
-4n=-3+21-3
We simplify left and right side of the equation.
-4n=+15
We divide both sides of the equation by -4 to get n.
n=-3.75
| -x-2=9x | | -5x=5x-6 | | 6+2t=10 | | x/4-21=21 | | 2x+7=-2x | | 12x-(2x+5)=10 | | -0.5x^2-6*x+p=1 | | 5x+32/3=10 | | v^2-6v=-91 | | -0.5x^2-6*x+p=0 | | 9x-32=-3x+3 | | 3x+5=12-x | | 3x-22=6x+21 | | 6x^2-48+12x=0 | | 3x-8=-x | | w^2=8w+72 | | 12k+5=1k+49 | | x+9=-9X | | -6-x=3 | | 3=-6-x | | 3n-6-n=12 | | 62x-43=89x+11 | | (7n+39)+(11n-13)=360 | | (7n+39)+(11n-13)= | | 0.5(y+2)-0.3=0.4y+0.5 | | 20=8+2b+b | | r^2+6r+4=0 | | x+105=180 | | 3x+4(2-x)+9=18 | | y+2x=228 | | 10x+60=12x+5 | | 8x-24+3=12x-3 |