12-x=3(x-4)

Simple and best practice solution for 12-x=3(x-4) 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 12-x=3(x-4) equation:


Simplifying
12 + -1x = 3(x + -4)

Reorder the terms:
12 + -1x = 3(-4 + x)
12 + -1x = (-4 * 3 + x * 3)
12 + -1x = (-12 + 3x)

Solving
12 + -1x = -12 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
12 + -1x + -3x = -12 + 3x + -3x

Combine like terms: -1x + -3x = -4x
12 + -4x = -12 + 3x + -3x

Combine like terms: 3x + -3x = 0
12 + -4x = -12 + 0
12 + -4x = -12

Add '-12' to each side of the equation.
12 + -12 + -4x = -12 + -12

Combine like terms: 12 + -12 = 0
0 + -4x = -12 + -12
-4x = -12 + -12

Combine like terms: -12 + -12 = -24
-4x = -24

Divide each side by '-4'.
x = 6

Simplifying
x = 6

See similar equations:

| 2m-20=7m-85 | | 72=1.8x | | 98a-28=83a-13 | | 3y-y-1/2 | | 7q-51=5q+19 | | 7(7+11)=6(6+5x) | | x-12=50 | | 9c-27=3c-9 | | 7(7+x+1)=6(6+x+5) | | x+15+x-12=360 | | 3h+53=10h-52 | | 10(10+2x+5)=9(9+3x+3) | | 13/8=x/9 | | 4(3x+4)=12x-9 | | 9/9w=3 | | 9d+54=19d-96 | | 3(x+3)+2(x-3)=18 | | 2ln(x)-4ln(3)=0 | | 7x+5y+6z-2x+3z= | | 6j+26=13j-65 | | 47x+52=47x+17 | | 6x+4-7+5x= | | -77=-10x+3 | | x/2-x-1/4 | | 7t+29=9t+7 | | -5x-10=2-2x | | (x^4)-(3x^2)-18=0 | | 5(x+7)=-6(x-9)-7 | | w+50=5w-74 | | -57=-1 | | -3(3x+1)=-[4x+(6x-5)]+x+7 | | 3x=2x-(6-3x) |

Equations solver categories