9k-21=21

Simple and best practice solution for 9k-21=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 9k-21=21 equation:


Simplifying
9k + -21 = 21

Reorder the terms:
-21 + 9k = 21

Solving
-21 + 9k = 21

Solving for variable 'k'.

Move all terms containing k to the left, all other terms to the right.

Add '21' to each side of the equation.
-21 + 21 + 9k = 21 + 21

Combine like terms: -21 + 21 = 0
0 + 9k = 21 + 21
9k = 21 + 21

Combine like terms: 21 + 21 = 42
9k = 42

Divide each side by '9'.
k = 4.666666667

Simplifying
k = 4.666666667

See similar equations:

| k=bc | | 32-2(11*11-8*-8)=36x | | 8(3x+5)=-2(-5x+9)+12 | | -8(3x+5)=-2(-5x+8)+12 | | 32-2(11-8)*(11-8)=36x | | 20-3.3x=5.7x+2 | | y/4+y/14=-9/2 | | 2x-6-2(2x+8/3)=4x-1 | | 35x+7y=21 | | 35x+7r=21 | | 35x+7r=20 | | 3(-17)= | | e-r=m | | y+y+2=2 | | 5/6n-4=-2 | | -9+3+(-11)+6= | | -72*4/9 | | x^2+y^2-10x-6y-30=0 | | x^2+y^2-10-6y-30=0 | | 3(2x-4)-24= | | Y-72=7/8(x-66) | | b^2=9b | | 0.5=0.75x-1.5 | | 1.4-(-2.6)= | | -256=8x | | (4(3x+6)/5)+3=(2(2x+5)/3)-3x | | 32=(2-s)-s | | 15x^4-15=7x-13 | | 15x^4-15=7x-3 | | -6x-6(-4x)=18 | | -7+5y=30 | | 2b-3c=1.5 |

Equations solver categories