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)
(2/3)*(12-(5*d)) = 0
(2/3)*(12-5*d) = 0
2/3*(12-5*d) = 0
( 12-5*d )
12-5*d = 0 // - 12
-5*d = -12 // : -5
d = -12/(-5)
d = 12/5
( 2/3 )
2/3 = 0
d belongs to the empty set
d = 12/5
| 9x^2+9x+29=0 | | 2x/5÷7/10 | | .6x=6.85 | | 9=7x+2x+9 | | 2x/5/7/10 | | 15x-y=8 | | -4=-7x+17 | | 6x^5+15x^4-9x= | | (y-5)*(3y-1)= | | 13=9t-5 | | 2r+15=41 | | 0.60(x)=10.00 | | X-14=154 | | -2(x-5)=12 | | (15x+74)+6x= | | x/14=15/16 | | s*7-43=69 | | 120-(0.15x)=120-18 | | 3(6+6x)=12+2x | | 2z-9=-11 | | 5(X+3)+2(2x+4)=8x+24 | | 3(5+X)=3(30-10)-32+2x | | sec(2x)=(-(sqrt(2))) | | -8n+4(-5+5n)=2+6n+14 | | 25=7y-3 | | x-(0.15x)=x-18 | | 121y^2-169y^2= | | 20+x-8-5=7x-5 | | 4x^2-4x=6 | | 4x-3+7x= | | -5x+5+7x=15 | | 3(X+4)-2(X+4)=2x+1 |