If it's not what You are looking for type in the equation solver your own equation and let us solve it.
n in (-oo:+oo)
((2*n)/3)*n = 0
2/3*n^2 = 0 // : 2/3
n^2 = 0
n = 0
n = 0
| 0.20x+0.35(70)=39.5 | | 3k+30=0 | | 0.20x+0.355(70)=39.5 | | (n-4)*9=72 | | -7-12+11-(-1)-10= | | 6y+45=-3y | | 0.4x+5.4=4.4 | | 2x*2+7x-15=0 | | 5(3r+2)=40 | | (n-4)*3=21 | | -8-12+11-(-1)-10= | | (n-3)*8=72 | | 72-9/3*2+2 | | -5t+2=7 | | -3h=3v-t | | 7(2r-3)=21 | | 7-(-6)= | | 4x+5/4=5x-5/4 | | x*2-4x+4=9 | | 4-2-(-7)= | | 7.3m+0.4n+0.09m+4.5n= | | 7y^2+35y=0 | | 5-1/10x=1/15x | | -y/5=7 | | [5(9-5)-8]-[7-(3-9)]= | | 6(5+2)=42 | | 3.7p+0.9q-0.29p+7.9q= | | 12x-10y=9 | | 3(3x-4)=27 | | 6(y+2)=42 | | -1-(-2)-7= | | 3(6x-1)=31 |