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)
k/2 = -7 // + 7
k/2+7 = 0
1/2*k+7 = 0 // - 7
1/2*k = -7 // : 1/2
k = -7/1/2
k = -14
k = -14
| 2=k+6 | | m-5=-16 | | w-2=-8 | | a+10=-2 | | 3+m=1 | | 17=m+8 | | -4m=4 | | 1+a=-10 | | 6(10-x)=18 | | 1/3x+4=15 | | 2z-8=8 | | 3+d=-5 | | -5n=0 | | d+9=4 | | 15=k+5 | | 2z+4=6 | | 2v-5=11 | | 2a-8a=-24 | | 0.5(x+1)-1.5=0.3 | | -6(5+x)=-96 | | log(8)(x^2-8)=0 | | 3z+10=34 | | -3a=-33 | | t/-7=5 | | 3u+3=30 | | 10x-12y=-12 | | 3u+4=4 | | 3c+5=35 | | 3+m=2 | | a/-5=7 | | 3y+7=37 | | t-1=-8 |