12x+3=-21

Simple and best practice solution for 12x+3=-21 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 12x+3=-21 equation:



12x+3=-21
We move all terms to the left:
12x+3-(-21)=0
We add all the numbers together, and all the variables
12x+24=0
We move all terms containing x to the left, all other terms to the right
12x=-24
x=-24/12
x=-2

See similar equations:

| 9x(2.34)^x=17x+13 | | 7n/12-4n/12=18/12 | | 176.4=(x-2)180/x | | 10÷a=-5 | | (x-4)=x^2-8x+16 | | 2b+9+6b=121 | | 210=(5z-3)+(4z)+(4z)+(5z-3) | | 210=(5z-3)+(4z)+(4z)+(5z-3 | | 0.2x+3.8=0.1x+2.1 | | 24=360/x | | 24=369/x | | 3x-1=7/3x+3 | | 5w-2+3w=42 | | 5x+3(x-2)=26 | | 4x+4x=-2 | | 7+2x+8=43 | | 2w-17=53 | | 3x-2x=-2x=-2 | | 12x=2x+80 | | 57z​ −32=520−2z​ | | 140/x=5 | | A=2x+3x+5x | | 5/2=x1/2 | | x^2+2x(-3)=0 | | 116+7a=16-31 | | B×7×b×b×b=b×5 | | 3+y=24 | | x^2-1.6x=0.6=0 | | J+5(j-1)=11 | | 4x+4x=-6 | | 3-13m=-4m^2 | | -5m2=125 |

Equations solver categories