21x-3x=18

Simple and best practice solution for 21x-3x=18 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 21x-3x=18 equation: 



21x-3x=18

We move all terms to the left:

21x-3x-(18)=0

We add all the numbers together, and all the variables

18x-18=0

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

18x=18

x=18/18

x=1

See similar equations:

| 27x-2x=15 | | 12x-10x+2=4 | | 27x-2+4=14 | | 2x-4x+7x=4 | | 2x/x+2-9/2=x/2x+4 | | 5x2-5x-100=0 | | x/3+5=38 | | 16x+5x^2+9=0 | | 21x^2=-9 | | 31x^2=-9 | | (25x-4)+(10x+9)=180 | | (9x+17-3x)=(12+4x+5) | | x(-5x^2-6x+8)=0 | | 10x=48-6 | | 35x+37(x-1)=35.45 | | 4x/5+17=18 | | -4x=3x-8 | | 4x(10+3)=4x10+4x3 | | 8x-7=2x+47 | | 3/x+1=4/x+3 | | -2x+9=3x= | | x+17=-4x+57 | | 12-3x=18x= | | 12-3x=18x= | | 1. 12-3x=18x= | | 2c/7c=10 | | c=2/7=10 | | 21x-35=20x=45 | | 4725=x-0.1x | | 2/7c=10 | | -8-3(x-5)-2(3x-4)=6(2x-3) | | x=67/3 |

Equations solver categories