If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
(18*x^4)/15 = 0
6/5*x^4 = 0 // : 6/5
x^4 = 0
x = 0
x = 0
| 75-2x=65+5x | | 16=7+3h | | 9t=10t-6 | | 7(x-12)=15 | | x-15+61=180 | | 4+a= | | 2x+7=2+3x | | x-9x=-20 | | 8+-10(22-x)=208 | | 20/32 | | 7=-5-g | | 12y+4+18y= | | 2x+9=-57-4x | | 5(2x-12)=15 | | 4(1/4-x)=5 | | 3x+172+8x+184=180 | | 7x-2=10.5 | | .25/.5=x/3 | | 2.1(-2.4x-0.3)=-80.64 | | x+80=32-x | | 1-5/6 | | 1/18=x/150 | | (50x-50)=(20x+70) | | 4+25x+3x=-10 | | 12/15=x/60 | | 20=4h+4 | | 7a=10-g/-2 | | x-3/10=6 | | (c-2)+3c=1 | | -1-14/h=-2/5 | | (9y+7)=(2y+89) | | 0-4=0 |