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)
-1*(7/2) = (-1/7)*x // - (-1/7)*x
-((-1/7)*x)-1*(7/2) = 0
(1/7)*x-7/2 = 0
1/7*x-7/2 = 0 // + 7/2
1/7*x = 7/2 // : 1/7
x = 7/2/1/7
x = 49/2
x = 49/2
| -52+44= | | 0.6n+0.9=-0.5-2.3 | | 3(y-9)=6y-45 | | -67+43= | | 4/7x26 | | 0.4x+0.10(100)=0.20(54) | | 1/3=x/75 | | -26+75= | | 6x+8x-114=124 | | 4x^2-45s+99=0 | | -39+18= | | -11x+14=-19 | | 1:3=x:75 | | -39+94= | | 12x+5y=1080 | | 4/7-3/5*x=3/5 | | 2:6=x:12 | | 6x+8x-144=124 | | cos(4x)=cos(x) | | 2:5=x:100 | | D/-1=5 | | 6b/5=10 | | 4z-2=z^2 | | 6/-1=5 | | n^2=6n-8 | | -36-8=10x+18 | | 1:2=x:6 | | 75-5x=8x-23 | | 2m^2+3m=88-2m | | (12-3+5)6+4-2(1-5)=12 | | 25/23 | | 20+10x=15x-15+5 |