If it's not what You are looking for type in the equation solver your own equation and let us solve it.
p in (-oo:+oo)
((-2/7)*p)^2 = 0
4/49*p^2 = 0 // : 4/49
p^2 = 0
p = 0
p = 0
| K/10=50 | | 1.5(3.2x+6)=31.08 | | 9-4x-11x+7= | | X=4cos^2x-1 | | 3(2x-5)=3x+18 | | (3n/5m^-3)^2(3m^4/2n^)^-3 | | F(x)=4cos^2x-1 | | 3f(4)=f(5) | | 1.5*5= | | 3x*6=4.5 | | 7x+11+2x+7=90 | | 0=2y^2+2y+5 | | 26=7(x-3)+2 | | 2/376+14= | | 3x-34=50 | | X+35=27 | | 12c=9 | | 5/4t=-4/5 | | 2.6*.6-6=y | | 5x-3=7x+7 | | 6(3x+6)=9(2x-4) | | 335-x+80x=2425 | | 5x+7x=6x+24 | | 5logx=15 | | 1/180 | | 4p-8+7p=14 | | 2.7(3.2+4x)=20.25 | | 2p+5=3p-8 | | log*(4*x+140)+log*(25)=4 | | x+4t=r | | 1/3p+7=12-(2/3)p | | -3(4x*7)=5x+6 |