6x+9=21-9x

Simple and best practice solution for 6x+9=21-9x 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+9=21-9x equation:


Simplifying
6x + 9 = 21 + -9x

Reorder the terms:
9 + 6x = 21 + -9x

Solving
9 + 6x = 21 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
9 + 6x + 9x = 21 + -9x + 9x

Combine like terms: 6x + 9x = 15x
9 + 15x = 21 + -9x + 9x

Combine like terms: -9x + 9x = 0
9 + 15x = 21 + 0
9 + 15x = 21

Add '-9' to each side of the equation.
9 + -9 + 15x = 21 + -9

Combine like terms: 9 + -9 = 0
0 + 15x = 21 + -9
15x = 21 + -9

Combine like terms: 21 + -9 = 12
15x = 12

Divide each side by '15'.
x = 0.8

Simplifying
x = 0.8

See similar equations:

| x-4=2/3(x-6) | | -15x-5x=9-9x | | (3(x+4))/4=5+(6x/8) | | 3z=15-24 | | 7d+4d-3d-6-2d=0 | | 3f+1=13 | | y=-1/2()+5 | | 4d+3=11 | | 4(x-7)-9x= | | 2w+4=4-2w | | 2x*5=3(4-6) | | 7x-2-5(x+4)=10 | | Y=-8x+-3 | | Y=x/x^2-7x+12 | | 17.50+6.50p=63 | | 8-1/2(4)+2+4-2-3= | | -7(-2k+6)-5(-2+7k)=10 | | 3x+15+3x-3=2x-2 | | (-100s^(3)t^(-5))/(25s^(-2)t^(6)) | | 7x+6=8x+17 | | -z/5=4 | | 4x-x=x+12 | | 7(x-1)+2(5-6x)=-12 | | w-5=82 | | 4x+8-7x-6=-3 | | 7-x/5=4 | | (3*(x+4))/4=5+(6x/8) | | w^12/w^18 | | 4x+8(1-7x)=268 | | x*(x+2)=24 | | 6*(x-6)+3*(x+7)= | | -1+7(x+6)=83 |

Equations solver categories