3x+78=9x+12

Simple and best practice solution for 3x+78=9x+12 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 3x+78=9x+12 equation:


Simplifying
3x + 78 = 9x + 12

Reorder the terms:
78 + 3x = 9x + 12

Reorder the terms:
78 + 3x = 12 + 9x

Solving
78 + 3x = 12 + 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.
78 + 3x + -9x = 12 + 9x + -9x

Combine like terms: 3x + -9x = -6x
78 + -6x = 12 + 9x + -9x

Combine like terms: 9x + -9x = 0
78 + -6x = 12 + 0
78 + -6x = 12

Add '-78' to each side of the equation.
78 + -78 + -6x = 12 + -78

Combine like terms: 78 + -78 = 0
0 + -6x = 12 + -78
-6x = 12 + -78

Combine like terms: 12 + -78 = -66
-6x = -66

Divide each side by '-6'.
x = 11

Simplifying
x = 11

See similar equations:

| 3x+14=-103-10x | | 5x+11=110-6x | | 5x+41=2x+20 | | 3x^2-ax-2=0 | | 5y+20=3(y-4) | | 4-2y=10-6y | | 5x-3y=-5 | | 6x+8=4x+11 | | 3x+40y=99 | | 148-2x=34x+16 | | 7-10x=143-38x | | 131-4x=6x+11 | | -2+7=1 | | 6j-6=0 | | -5x-8=-38 | | -3m+21=6 | | 7m-6=44 | | 5n-6=44 | | -2p+10=-8 | | 3+8x=59+x | | -8p+6=-10 | | 2x+35=14x-91 | | 10x+7=6x+19 | | 227-3x=42x+22 | | -112-7x=8x+23 | | 2x+9=-51-8x | | 105-4x=2x+21 | | -31-3x=9-8x | | 9x^2-29x-12=0 | | 3x+6=7X-2 | | 10-x=6x+8 | | 0.75x+9=0 |

Equations solver categories