-12=x+x+3+6

Simple and best practice solution for -12=x+x+3+6 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+x+3+6 equation:


Simplifying
-12 = x + x + 3 + 6

Reorder the terms:
-12 = 3 + 6 + x + x

Combine like terms: 3 + 6 = 9
-12 = 9 + x + x

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

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

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

Add '12' to each side of the equation.
-12 + 12 + -2x = 9 + 12

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

Combine like terms: 9 + 12 = 21
-2x = 21

Divide each side by '-2'.
x = -10.5

Simplifying
x = -10.5

See similar equations:

| kx^2+4k-36=0 | | 4(n+9)-(8n-9)=-5n | | ax-3=6x-b | | 2x-10y=14 | | 8(c+8)=7c-2 | | x^2+3x-5=4x-3 | | 3z+4-z=5+z+8 | | 2x+x=56 | | -[5z-(9z+10)]=10+(3z+4) | | 3(x-6)=6+4x | | 4n-2= | | 4x-5=7x-4x | | -3y+5y+4=-6 | | 28+24x=42+17x | | 4(6-2x)=5(4-x)-2x | | 14=0.5(n+6)*(n+6)-12 | | 4(n+9)=44 | | 5x-11=7x-5 | | 14=0.5(n+6)x(n+6)-12 | | a+6b=56 | | 2sin(2x)=3cos(x) | | 2+6x=6+2x | | 8(5x+3)+7(4+2x)=50 | | k-3(2-4k)=7-(8k-9+k) | | 3(x-15)-6x=-6(x-3) | | 8(5x+3)+7(4+2x)=24 | | 32x-5(3x)-4=0 | | 2(m-3)=5(m+8)-19 | | a^80=2 | | 6a+12=a-8 | | [y-5]+2=10 | | 240=8x+80 |

Equations solver categories