X+-3=12

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


Simplifying
X + -3 = 12

Reorder the terms:
-3 + X = 12

Solving
-3 + X = 12

Solving for variable 'X'.

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

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

Combine like terms: -3 + 3 = 0
0 + X = 12 + 3
X = 12 + 3

Combine like terms: 12 + 3 = 15
X = 15

Simplifying
X = 15

See similar equations:

| logx=1.3012 | | -.33(n+15)=-2 | | 1.1x=1.5x | | 2h-32=-6h+24 | | f(x)=3x^2+5x+9 | | (k^6/k3)3 | | -6x+6=-2x-18 | | X+2=-.25x+5 | | 3(3x-1)=15 | | 1x=1x+5 | | 1=x/5 | | 30+11Q=300-7q | | 5(4+j)=75 | | x^3+4x-2x-8=0 | | r/-3=-14 | | 13-5x=7x+4x | | -6(-7x+9)=-264 | | 4x-5/2x | | (4c^3/3c^1)3 | | 3x-7=-3x-49 | | 3(w+2)=2(w-7) | | -23=x-30 | | 12n+n= | | 85-44= | | 28+57= | | y=x^3-9x^2-15x+3 | | 0.2(2-4x)=4-2x | | (5+2i)-(23-8i)=0 | | 9(m-1)=36 | | -10+r=14 | | -r-2=-r-1 | | f(x)=-7x^2+2x+6 |

Equations solver categories