1x+12=3x-9

Simple and best practice solution for 1x+12=3x-9 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 1x+12=3x-9 equation:


Simplifying
1x + 12 = 3x + -9

Reorder the terms:
12 + 1x = 3x + -9

Reorder the terms:
12 + 1x = -9 + 3x

Solving
12 + 1x = -9 + 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 = -9 + 3x + -3x

Combine like terms: 1x + -3x = -2x
12 + -2x = -9 + 3x + -3x

Combine like terms: 3x + -3x = 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:

| 51y=3x-2 | | 8+14=34 | | 19-5x=7+5(1-x) | | (2p+4)+5(p-1)-p+7= | | 5(k+5)=24-6k | | 5(w+2)-11=2w | | 2x^2-3ax+a^2=0 | | 10+6a-4=18 | | 10(4x+1)=70 | | -2b-(-4)=10 | | 5.6+12+13.242356286=P | | 4+3x-x=12 | | 16-5c=36 | | 15x-(3x-2)+12=15+2x | | -15=3x-9 | | -(-3+8x)=17+6x | | 9+2x+17=x+18 | | 8x+8=1+7x | | 13x+11y=209 | | (5-x)(2x+3)=o | | 4b-2y=6 | | F+6=9+2 | | 2(x-3)=-2(3x-1)+5x+1 | | 4x+9=6x-12 | | v(t)=64-32(1) | | -25-5x+3x=17 | | -2a+1=7 | | 12+2-15=x+5 | | 12.5p-(2+p)p=2.5 | | 3x^2+28x+64=0 | | 21=t(t-4) | | 5X+5-25X=3-10X-7 |

Equations solver categories