3x-12-9=2x-12

Simple and best practice solution for 3x-12-9=2x-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-12-9=2x-12 equation:


Simplifying
3x + -12 + -9 = 2x + -12

Reorder the terms:
-12 + -9 + 3x = 2x + -12

Combine like terms: -12 + -9 = -21
-21 + 3x = 2x + -12

Reorder the terms:
-21 + 3x = -12 + 2x

Solving
-21 + 3x = -12 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-21 + 3x + -2x = -12 + 2x + -2x

Combine like terms: 3x + -2x = 1x
-21 + 1x = -12 + 2x + -2x

Combine like terms: 2x + -2x = 0
-21 + 1x = -12 + 0
-21 + 1x = -12

Add '21' to each side of the equation.
-21 + 21 + 1x = -12 + 21

Combine like terms: -21 + 21 = 0
0 + 1x = -12 + 21
1x = -12 + 21

Combine like terms: -12 + 21 = 9
1x = 9

Divide each side by '1'.
x = 9

Simplifying
x = 9

See similar equations:

| 80000=c+10p | | -4c=-64 | | .5(4+m)=10 | | x^2+(2m-3)+2m+6=0form | | x^2+(2m-3)+2m+6=0 | | sqr(n)-6n+6=5n+5 | | 108x^4-432x^2-384=0 | | 7x-(14-(2x+5))=18-(3*6+(15-4*6)) | | 40000=c+5p | | 1-3n=-4-7n-n | | (3x^2)+x+2=0 | | 2a+14-a=0 | | -7.43+[-2.42]= | | X^3-12x-6=0 | | 6+x-3=2x-4 | | x^2-0.9X-0.8=0 | | (-8)(-8-d)= | | 6c-12= | | 3x-6=7x+14 | | 18+4r=0 | | 9x-5=6x+37 | | n/51=1/3 | | -19m+12=-14m+8 | | 8(3n+1)=9(7n+9)+9 | | (3r)(s^2)= | | 18+4r=50 | | -19m+12=14m+8 | | y=10-(-2) | | 12-.6p=-27 | | 5=-x+10 | | 27-3k=9 | | 2x^2-17x-3=180 |

Equations solver categories