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)
7*(4*k-8) = -224 // + 224
7*(4*k-8)+224 = 0
7*(4*k-8)+224 = 0
28*k+168 = 0
28*k+168 = 0
28*k+168 = 0 // - 168
28*k = -168 // : 28
k = -168/28
k = -6
k = -6
| 7(-10-3a)=-301 | | 4(4+2t)=112 | | 3(1m+10)=27 | | -11+1x=27 | | 4(6w+10)=40 | | 3(7n+1)=45 | | 3(4k-9)=69 | | 2x-8+2x-10=17 | | 6(-8+5d)=-288 | | 5(6-2n)=-60 | | 2(1m+1)=-22 | | 5(3d+6)=120 | | 15-7X=30+5X | | 3(1a+1)=24 | | 2(6-m)=6 | | 7(9+2k)=105 | | 7(-3m+1)=-35 | | 3(7-7n)=-231 | | 3(6k+4)=12 | | 3(9-b)=12 | | 5(5+7m)=-395 | | 3(-5+7d)=27 | | 57-4x=14-7x | | 3(5k-1)=177 | | 2(1b+7)=34 | | 6(9+7a)=-366 | | 3(2-3m)=6 | | 3(7w-8)=81 | | 5(-4n-1)=-25 | | 7(2-4n)=-266 | | 2(4-2n)=-40 | | 9x^2=81x^2 |