3k+21=6

Simple and best practice solution for 3k+21=6 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+21=6 equation: 



3k+21=6

We move all terms to the left:

3k+21-(6)=0

We add all the numbers together, and all the variables

3k+15=0

We move all terms containing k to the left, all other terms to the right

3k=-15

k=-15/3

k=-5

See similar equations:

| (6x+23)+(12x-9)=360 | | 9x-22+3x+4=90 | | (6x+23)+(12x-9)=90 | | 6x-(15/x)=13 | | 5j-27=53 | | (6x+23)+(12x-9)=180 | | x+26=93 | | 83+x=85 | | n12=20 | | c÷5= | | 1.25/y=y/21.25 | | 18+x=83 | | 3g-10=100 | | 74=-2-7v | | 3(2x-1)=3/4(x+6) | | 8/3x+1/3x=13-1/3+7/3x | | 10=6–2x | | 12-3(m+2)=-4m+1 | | y=4(1.04)^25 | | 94-23=y | | 5=0.64/x | | 2(7x–12)=60 | | 6x−10+3x=35 | | 52​ =54​ c | | 7.1=h+2.1 | | 0,2266666667=x/96 | | 3x+5=3x+21 | | 108=12e | | y=1,000,000(0.25)^4 | | 5(2x+3)=8x+5 | | 8/3+1/3x=131/3+7/3x | | 7(2+5v)=3+14v |

Equations solver categories