6x=21+3x

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


Simplifying
6x = 21 + 3x

Solving
6x = 21 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
6x + -3x = 21 + 3x + -3x

Combine like terms: 6x + -3x = 3x
3x = 21 + 3x + -3x

Combine like terms: 3x + -3x = 0
3x = 21 + 0
3x = 21

Divide each side by '3'.
x = 7

Simplifying
x = 7

See similar equations:

| 1-cos*6x= | | 4x+2+3x+5= | | 2x^2-2x=11 | | x^2-81x+81=17 | | x^2+81x-81=17 | | x^2+18x+18=17 | | x^2+81x+81=17 | | x^2-81x=17 | | x^2-81=17 | | x^2-18x-18=17 | | x^2-81x-81=17 | | x^2-81x-64=0 | | log(x)=0.39 | | 2x+4cm=46cm | | 4y-11=15 | | -8+6(1x-3)+4x= | | 7(2m-6)+8m= | | .75h-3h=.25h+.75 | | 9r-3s+7-4r+s-3= | | 7m-15=55 | | -4a-4+a-2b-7a+6= | | -16=-32-y | | A+5=18 | | 1.5m-3.6=-1.5 | | 37+12y=85 | | 2.1(5w-3)+8.2=6w+22.95 | | 2(3x-7)=9*-7 | | 3*2-11=2(y-4) | | 2(3y-6)3=1.4 | | 10h+10=110 | | 24=0.4x | | 92h+23=60 |

Equations solver categories