12-x=3

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


Simplifying
12 + -1x = 3

Solving
12 + -1x = 3

Solving for variable 'x'.

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

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

Combine like terms: 12 + -12 = 0
0 + -1x = 3 + -12
-1x = 3 + -12

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

Divide each side by '-1'.
x = 9

Simplifying
x = 9

See similar equations:

| 7(s+18)=21(s-14) | | 18b=14(b+2) | | 20+x=4+2x | | -3(7n-6)+3n= | | X-5=30 | | -4+11=-7x-7x | | 6m=2(8m+30) | | 8x-3=4x-17 | | -(-2x+7)=5x+11 | | 15r-15-15r+13= | | 4+x-2x+12=8 | | -6+16=-3y-y | | 3x=10-2x | | -15y=-165 | | 6b+14=-7-6 | | 12x-16=8+6x | | 15=-7x-6 | | -11-14=9y-3-8y | | 7x-3-(x-6)=27-2x | | 9.5+4x=27.5 | | 3-y-2y=6 | | d-8=-8 | | 10-5x=-7 | | 6x-2=x+13 | | 8x+3=2x-45 | | -x-3+4x=-9 | | 8x+6=6x+18 | | -3-(-4x)=-4+5 | | -2x-16=59 | | 4(8c+5)= | | 8c+12-7=13 | | 5x+4-x=2+4x+2 |

Equations solver categories