123-6x=12x+21

Simple and best practice solution for 123-6x=12x+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 123-6x=12x+21 equation:


Simplifying
123 + -6x = 12x + 21

Reorder the terms:
123 + -6x = 21 + 12x

Solving
123 + -6x = 21 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
123 + -6x + -12x = 21 + 12x + -12x

Combine like terms: -6x + -12x = -18x
123 + -18x = 21 + 12x + -12x

Combine like terms: 12x + -12x = 0
123 + -18x = 21 + 0
123 + -18x = 21

Add '-123' to each side of the equation.
123 + -123 + -18x = 21 + -123

Combine like terms: 123 + -123 = 0
0 + -18x = 21 + -123
-18x = 21 + -123

Combine like terms: 21 + -123 = -102
-18x = -102

Divide each side by '-18'.
x = 5.666666667

Simplifying
x = 5.666666667

See similar equations:

| 3w-1=17 | | 9-7x=87-28x | | lwh=V | | 0=2x+5 | | 3x+2=5+18 | | 21x-1=4(5x+3)-11 | | 3x+8=12-7x | | 2x=56-2X | | -7x-6x=13-8x | | 8x^2-55=7 | | 6-8x=46-43x | | y-3=33 | | 73-4x=23x+16 | | -157-9x=9x+23 | | 8-8x=17-15x | | -(x-8)+2(x+2)=4(x+9) | | 2x+14=-46-10x | | x^2+6x=3 | | 2x+5=-58-8x | | 6x+8=3x+32 | | 142-5x=3x+22 | | 64-2x=3x+9 | | 10+5x=110 | | -31-2x=5-8x | | 9-8=7x+2 | | 9+8=7x+2 | | 15=4x-13 | | 4x-2y+11w+5y-4w+9x= | | 24x-5=-4 | | 3w+6y+5x+8x-13y+4w= | | x-20x+51=0 | | 3x+11=32 |

Equations solver categories