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)
2*x-(10/2) = 4 // - 4
2*x-(10/2)-4 = 0
2*x-5-4 = 0
2*x-9 = 0 // + 9
2*x = 9 // : 2
x = 9/2
x = 9/2
| 5/6=1/12x | | 2y^2+8y+31=0 | | 1/2(8-x)=7.5 | | 2(x-3)+10=8 | | 4x+13=-8x-16 | | 0=5x^2+7x-6 | | i/12-7=3 | | x-10/2=4 | | X^2+16x=c | | 3(x+4)=36+7x | | 1/2(8-x)7.5 | | 10/(2i) | | -10=-5/9v | | 5.5w=82.5 | | e/12-7=13 | | 41.5+c=10c+1 | | 10/2i | | 13a-17b-9a-19b= | | -1.25t^2+2.1t+50.0=0 | | 1/3(8-c)7.5 | | x=y^2-12y+38 | | x^3+ax^2+bx+8=0 | | X+-88=-170 | | 0=2z^2+13z+21 | | 1.25t^2+2.1t+50.0=0 | | 19=4x+752 | | 6(x+5)=6(x+9) | | 4c-4+3=-17 | | 10r-14s-7r+18s= | | 2-8(-4+3x)=-34 | | 0=v^2+16v+64 | | 1.25t^2+2.1t-50.0=0 |