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)
2*(2-6*k) = 112 // - 112
2*(2-6*k)-112 = 0
2*(2-6*k)-112 = 0
-12*k-108 = 0
-12*k-108 = 0
-12*k-108 = 0 // + 108
-12*k = 108 // : -12
k = 108/(-12)
k = -9
k = -9
| 5(10+3x)=185 | | 2(-3t-4)=-50 | | 7(1-5t)=182 | | 5(-8-7a)=-145 | | 2(5n+1)=52 | | 15-y=42 | | X-25=18 | | 7(10+x)=21 | | 2(5+6x)=46 | | 7(-2-7n)=-259 | | 4(7+2a)=76 | | slopey=2x+8 | | -3(s+2)=-2(s+4)-5 | | 7(5-a)=-7 | | 86-8x=9x+16 | | x-70=25 | | 3(8+4b)=108 | | 5(-6a-10)=-260 | | 6(5t+5)=90 | | 6x+8x=0 | | -6(1-2v)=34+4v | | 3x^2-7=18 | | 7(6t+4)=-224 | | 4(6w+10)=184 | | 4(7+7k)=308 | | 7(5a-9)=217 | | 5(-9+7n)=95 | | 4x+4+6x+10= | | 4x^2-3x+9=5x+6 | | 3(-7n+3)=-222 | | 7(-7+3b)=182 | | 6(-2n+6)=-48 |