If it's not what You are looking for type in the equation solver your own equation and let us solve it.
d in (-oo:+oo)
(1/2)*(2*d+4) = (1/3)*(4*d-4) // - (1/3)*(4*d-4)
(1/2)*(2*d+4)-((1/3)*(4*d-4)) = 0
(1/2)*(2*d+4)+(-1/3)*(4*d-4) = 0
1/2*(2*d+4)-1/3*(4*d-4) = 0
1/2*(2*d+4)-1/3*(4*d-4) = 0
10/3-1/3*d = 0
10/3-1/3*d = 0
10/3-1/3*d = 0 // - 10/3
-1/3*d = -10/3 // : -1/3
d = -10/3/(-1/3)
d = 10
d = 10
| y=-3+0.6666666667(-3) | | -(7-2m)=-m+7+3m | | (3c-4)/3-(2c+4)/6=(5c-1)/9 | | 1/4(2x+2) | | c=2a-3b-v | | 2x+62=30 | | 4x+9=2x-3+x | | 6y+10=4y-2 | | 4o-6+8o=6(2o-7) | | u^2-u-9=0 | | 3c-4/3-2c+4/6=5c-1/9 | | 6(2x+11)=126 | | 4xy-3z+2=0 | | 123-2x=16x+21 | | -6e-7+3e=2-4e+5 | | 4x+33=25 | | 5(10x+8)=190 | | 2/5x4/7 | | 13=x/3-5 | | x^2+11x=-12x | | 12b-5=8b-33 | | 5-2x=x+3 | | 21000=3400t+600 | | -8=(3)/(x+5) | | X^2+3x-3=3 | | 2(4x-5)=8x-10 | | 4i-5=2i-6+i | | 3x+50=32 | | 2+(2x+9)=6 | | 5(13-m)-10m=0 | | X/7+5=9 | | 4/5(5y-15)=-8 |