12=7-x

Simple and best practice solution for 12=7-x 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=7-x equation:


Simplifying
12 = 7 + -1x

Solving
12 = 7 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
12 + x = 7 + -1x + x

Combine like terms: -1x + x = 0
12 + x = 7 + 0
12 + x = 7

Add '-12' to each side of the equation.
12 + -12 + x = 7 + -12

Combine like terms: 12 + -12 = 0
0 + x = 7 + -12
x = 7 + -12

Combine like terms: 7 + -12 = -5
x = -5

Simplifying
x = -5

See similar equations:

| 3a^3+14a^2-5a= | | 102-21= | | 4z-14=-9+5z | | 10(v+2)-4v=2(3v+1)-5 | | 5x-(3x+5)=4x-31 | | 98+(-7x)=0 | | 98+(-7x)=280 | | 200=10x+50 | | 5x-(3x+5)=4x+31 | | -6(v+2)+2v+6=6v+8 | | 2(5t-2)=20-2t | | 81s^2-25=0 | | t^4-16= | | 6(2x-2)=48 | | 145+4x=137 | | (8x+7)(x^2+9x+3)=0 | | 145+4x=237 | | x^4+26x^2+25=0 | | 145+4x=181 | | 2(4+5x)=9(x-1) | | 245+4x=181 | | 20(v+3)-4v=4(4v+2)-12 | | 5x^2+6=0 | | s^2+15s+54=0 | | 16x^2-49= | | (-11)+Z=-15 | | 2(5t-4)=40-2t | | -85+8y+7=15y-25-4 | | -2y+8=-3(2y+4) | | X-9=11TERCIOS | | 1.6n+-3=5 | | 9c^2+3c-20=0 |

Equations solver categories