-3k+9=21

Simple and best practice solution for -3k+9=21 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for -3k+9=21 equation: 


k in (-oo:+oo)

9-3*k = 21 // - 21

9-3*k-21 = 0

-3*k-12 = 0 // + 12

-3*k = 12 // : -3

k = 12/(-3)

k = -4

k = -4

See similar equations:

| 7w+7=42 | | 7b+9=16 | | 7-4a=-41 | | 4a+1=49 | | 4d+2=34 | | 6b-8=28 | | -2b+9=7 | | 4t+10=-22 | | -6+3b=-27 | | -5n+1=16 | | -2b+8=12 | | 7b-1=6 | | 8+4t=44 | | 3x+1/x-5=7 | | -7m+3=-53 | | 7d+4=81 | | 7m-5=16 | | 5+2b=5 | | -2m+1=-15 | | 3(3-x)+9=2(x-4)+6 | | -6n+1=-41 | | 7m-10=32 | | -5t+2=-38 | | 5b-5=-30 | | -6+6b=6 | | -3k-6=-21 | | 1-6w=7 | | 5-6d=29 | | 6a+7=-65 | | 8+6d=-34 | | 8+3k=35 | | 7n+7=21 |

Equations solver categories