If it's not what You are looking for type in the equation solver your own equation and let us solve it.
k in (-oo:+oo)
6*(6-(4*k)) = -252 // + 252
6*(6-(4*k))+252 = 0
6*(6-4*k)+252 = 0
6*(6-4*k)+252 = 0
288-24*k = 0
288-24*k = 0
288-24*k = 0 // - 288
-24*k = -288 // : -24
k = -288/(-24)
k = 12
k = 12
| 5(1+6x)=5 | | 4(8+5n)=152 | | 3(-4+k)=-3 | | 5x+35x=0 | | 7(6+c)=6(c-4) | | 7(-2n+9)=-21 | | 2(-10-3w)=-20 | | 4(6-2w)=96 | | 7(2+5w)=-161 | | 7(-3+w)=0 | | 2(-3+7t)=120 | | 1/5y=1/125 | | x(x+19)+5(x+19)= | | 2(10-7n)=-50 | | 6(2+4d)=84 | | 7(-3+2t)=-63 | | 5(-3-3a)=-45 | | 7(3d+2)=161 | | 7(-4w-4)=140 | | 4(-6t+10)=-8 | | 2(4w+7)=-42 | | 5(7w-2)=95 | | 3(6d-5)=93 | | -2(2+-3)=0 | | 4(10+k)=28 | | 4(-4d-5)=-36 | | -2(2+-3)= | | 4(6k+4)=112 | | 2(-4d-3)=-86 | | 6(-7+7x)=294 | | 4(5a-4)=-16 | | 4/y=150 |