If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
x = 0
x = 0
x = 0
x in (-oo:0) U (0:+oo)
((x/9)/7)/x+3 = 0
190/63 = 0
x belongs to the empty set
x belongs to the empty set
| -11=-4(-7-5x)+7(x+6) | | 7*x=42 | | 2(-x+4)-5(-2-x)=4+5(3*2-2*2) | | 36+2x=72 | | -(-8y+2)-(-7y-7)=3 | | (M-6)=4 | | x+0.2x+0.06x=50.40 | | 15+6x=51 | | (-1,-1),(1,-3),(2,0)= | | 6x+14=9x-1 | | 119=-6+5(-3x+4) | | 5(x+1)+30=-2x | | 4-1.75= | | x/5(x+10y-4) | | 5=-4+2x | | -9=-3v-6v | | 4(m+9)=-3(m-4) | | (7,-2)(-6,-1)= | | 43+5x=48 | | -7-6a=-31 | | X-3=5x-4 | | X+3=56 | | 20+2x=50 | | 3(2x-3)=4 | | 6x^2-27x-20=0 | | (6,7-3)(-8,-11)= | | f(x)=x^2-6x+11 | | (-3,5),(-3,-3),(3,-3)= | | 2+30/t=4 | | (3x-2)(4x+9)=0 | | 7x/5+4x/5 | | (4x-9y)(3x+11y)=0 |