2K+7=21

Simple and best practice solution for 2K+7=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 2K+7=21 equation: 


Simplifying
2K + 7 = 21

Reorder the terms:
7 + 2K = 21

Solving
7 + 2K = 21

Solving for variable 'K'.

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

Add '-7' to each side of the equation.
7 + -7 + 2K = 21 + -7

Combine like terms: 7 + -7 = 0
0 + 2K = 21 + -7
2K = 21 + -7

Combine like terms: 21 + -7 = 14
2K = 14

Divide each side by '2'.
K = 7

Simplifying
K = 7

See similar equations:

| a^3+a-1=0 | | 5(5)-3(-2)=x | | a^3+a-c=0 | | 34=6(7y+5) | | x^3+x-c=0 | | X/6t2=8 | | 50=126t-16t^2 | | -3*-18-y=56 | | 4y-12=42 | | ax^3+bx-c=0forx | | (X+4)+(X+3)+(X-1)=19 | | 18+10p=8p | | 3+6(1-2d)=-25 | | -12/j=4 | | 78-67= | | d-16d=15 | | -7+Y=-9 | | -8k-7+2=28 | | t=75n+300 | | Y=50+0.75Y+10 | | f(x)=2x^2-8x+4 | | 16-2f=-2 | | 61=5v-14 | | 2m-3=27 | | 2/3*=45 | | log(8x)=0.75 | | 17=3x-10 | | 2n+-13=1 | | -9(4v-5)=17+3v | | Y=.25x^3 | | tn=n/(2n-1) | | log(5x)+log(3)=0.75 |

Equations solver categories