-9+3x=1x+21

Simple and best practice solution for -9+3x=1x+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 -9+3x=1x+21 equation: 



-9+3x=1x+21

We move all terms to the left:

-9+3x-(1x+21)=0

We add all the numbers together, and all the variables

3x-(x+21)-9=0

We get rid of parentheses

3x-x-21-9=0

We add all the numbers together, and all the variables

2x-30=0

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

2x=30

x=30/2

x=15

See similar equations:

| 2x+4x-1=3 | | x^2x=7^14 | | 27-4t=-7(1+3t) | | 3w²+49w±60=0 | | m-m/2=1/2 | | 3m-2(m-5)=4m-3(m-5) | | 5-6(x-1)=2(2-3x) | | 0=6t^2-10t+4 | | 3(0.5x+12)=48 | | 13/3=m/6* | | 3(0.5x+12)=40 | | 3(0.5x+12)=40 | | 2y+3=5y-15 | | 10y+9=139 | | 2-(4+x)=2x+3+4x | | 10z+4=2(z+8)-12 | | p3-3p+2=0 | | 4(x+1)=1+x | | 2.5x-21=-4.5 | | 2.5x-21=4.5 | | 2.5x-21=4.5, | | (5x-7)-(3x-5)=2x-12 | | $$p^2-5p+6=0$$ | | 3x²-11x-14=0 | | 6-2x+x=261 | | a/10–9=–15 | | 2x-5=6x-19 | | 3(2x+2)=9 | | 3x2x= | | 6+2x+10=20 | | s^2-5s-2=0 | | 3b-3*b+5= |

Equations solver categories