3x-12=2x+9

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


Simplifying
3x + -12 = 2x + 9

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

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

Solving
-12 + 3x = 9 + 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.
-12 + 3x + -2x = 9 + 2x + -2x

Combine like terms: 3x + -2x = 1x
-12 + 1x = 9 + 2x + -2x

Combine like terms: 2x + -2x = 0
-12 + 1x = 9 + 0
-12 + 1x = 9

Add '12' to each side of the equation.
-12 + 12 + 1x = 9 + 12

Combine like terms: -12 + 12 = 0
0 + 1x = 9 + 12
1x = 9 + 12

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

Divide each side by '1'.
x = 21

Simplifying
x = 21

See similar equations:

| 5(3p-7)+25=35 | | 22=4x+2(2x-9) | | -7+2x=7+4x | | (t+10)+(t+20)+t=360 | | -7=5v+8 | | x+31=x | | 5x-5=4x+17 | | -38=-3+5w | | 21=2x+7 | | 2.4-x=x-5.6 | | 57=3w | | 6.8a+13=74.2 | | 21x^3-7x=0 | | 6x-51=13-2x | | 17x-6=11x-18 | | x=3600+x*.945 | | -8x-1=79 | | 4x+5-2x=3+x-12 | | 18-3(8x+4)=-6(4x-1) | | -7-8m=145 | | 1+32=-5(7x-7) | | -0.813+x=-1.096 | | (3x-4y)(7x-4y)= | | x+31=90 | | 4x+7(3x-13)=184 | | 19-3n=8(6n-8) | | 2x+2(3x+8)=-56 | | 4x+14=3x-1 | | x(x-3)+4x-3=8x+x(x+3) | | 2x^3-3x-2=0 | | x+31+x=5x-22 | | 2x-15=-3+5 |

Equations solver categories