4x+12=(-3x)-9

Simple and best practice solution for 4x+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 4x+12=(-3x)-9 equation: 



4x+12=(-3x)-9

We move all terms to the left:

4x+12-((-3x)-9)=0



We calculate terms in parentheses: -((-3x)-9), so:

(-3x)-9

We get rid of parentheses

-3x-9

Back to the equation:

-(-3x-9)



We get rid of parentheses

4x+3x+9+12=0

We add all the numbers together, and all the variables

7x+21=0

We move all terms containing x to the left, all other terms to the right

7x=-21

x=-21/7

x=-3

See similar equations:

| −26=b–3 | | |3-5x|-3=183 | | 15x+24*2=6x+6 | | -18x-9+12x-4=35 | | ‌4x+1=3x+1‌ | | -6(x-3)+8=26 | | -4(2x+5)+2x=40 | | 4n-2=8n+3 | | 3a+2a-4a+2a+2a=20 | | 60w+7=120w+5w=30 | | 38+r=70 | | 2x+6+2x+6=24 | | 3=-x+x | | x+34=30 | | a/5+7=-3 | | 6-2(3m+5)+4m=-20 | | 5z+20=55 | | 2+8=z | | -7(8-2x)-7=21+2x | | 48=-7t-8 | | -7g+8=-6g | | 103=7(x+8)+7(x+7) | | 117=5x+12 | | 2x+28=x+58 | | ‌5x+4=3x-10‌ | | 7q-4q-2q=3 | | 3x+8=2x-9x= | | 5(4+x)=35 | | 4-3x=-8-4 | | 5+13=-2(6x-9) | | 3*y=72 | | 8+2v=3v |

Equations solver categories