If it's not what You are looking for type in the equation solver your own equation and let us solve it.
a in (-oo:+oo)
(1/2)*(a-2) = (2/3)*a-6 // - (2/3)*a-6
(1/2)*(a-2)-((2/3)*a)+6 = 0
(1/2)*(a-2)+(-2/3)*a+6 = 0
1/2*(a-2)+(-2*a)/3+6 = 0
(1/2*3*(a-2))/3+(-2*a)/3+(3*6)/3 = 0
1/2*3*(a-2)-2*a+3*6 = 0
18-1/2*a-3 = 0
15-1/2*a = 0
(15-1/2*a)/3 = 0
(15-1/2*a)/3 = 0 // * 3
15-1/2*a = 0
15-1/2*a = 0 // - 15
-1/2*a = -15 // : -1/2
a = -15/(-1/2)
a = 30
a = 30
| x(x+20)=525 | | (x)(x+20)=525 | | c^2+25c+c^2= | | -3(1+r)=21 | | 3(7-c)-31=27c-5(2+6c) | | (x+7)(x-1)=x^2+1+2x | | (3x+5)x=730 | | S=y(100+0.5y) | | Y=2X^2+12X+14 | | (1/16)/x=283 | | x+5+20=x-6 | | -3(5x+1)-2(x-2)= | | 1/16*x=283 | | 15-5z=-4z | | z+2=z+12 | | 7x2/3 | | -6+2y=9 | | 6x-24+7=5 | | 10x+40=15x-5 | | 3ln(2x+6)=22 | | 7/9x=3/5 | | 9x+8+8x+9= | | 150000j=100n*D | | 6x+9y+6x+6y= | | 2/3x-8-4 | | y=-(1)+8.4 | | 17x+15x=-28 | | 358.7+2.3= | | x+5=20+6 | | x+5=20-6 | | 5w(12w+7)=0 | | 21-45=3(x-1)-9 |