If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
2*x = 0
2*x = 0
2*x = 0
2*x = 0 // : 2
x = 0
x in (-oo:0) U (0:+oo)
(2*x)/(2*x) = 1 // - 1
(2*x)/(2*x)-1 = 0
0 = 0
x należy do R
x in (-oo:0) U (0:+oo)
| 75=4x-7 | | (2x)/2x=1 | | 3x-7+2(x-1)=2x-3 | | 3x/2x=1 | | 4(2x+7)-7y=26 | | -4(n-6)=2(7-7n) | | x÷3/5-(-3)=9/8 | | 2x+7=4x-4 | | 6/2*x=1 | | 3-3/10x=2 | | 2x^2+3x-5=180 | | 4x+13=-9x-17 | | 15x=8+20 | | 4x+13=4x-17 | | c=r-x | | 6(3n-2)+5n=57 | | b-57=313 | | 52+n=124 | | (5+x)(7+x)=105 | | n*n-1=182 | | 2(x+1.5)=9 | | 6xy/7 | | 186=-62z | | b-56=315 | | 61+n=162 | | 6/(2x)=9 | | 4m^2-7m+14=3 | | 46+n=104 | | x+x-x=45 | | x=145-150 | | 10n-5=21-3n | | 8x+19-6x=2(x+10)-1 |