9x-21=21

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



9x-21=21

We move all terms to the left:

9x-21-(21)=0

We add all the numbers together, and all the variables

9x-42=0

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

9x=42

x=42/9

x=4+2/3

See similar equations:

| -5(3x+2)=x-14 | | 5x-1=-3(x-5) | | -3f+17=-19+f-20 | | 16c=14c+6 | | X-4(-3)+15x-4(-3)=180 | | 21x+22=15x+70 | | -6(x+9)=9x-39 | | -1.36=-0.4+b/10 | | 0=5y+7 | | 5(7x-4)=35×-20 | | -6.5=-5x-(x+10)+8.9 | | -20-12k=-14k-6+3k | | -2(y+3)=9y+38 | | 13k-18.31-12.5k=18.61+3.1k | | 7w+1=w-5 | | 17x+15=11x+39 | | 3s+6+6s=-5-2s | | 2.5j-1.57=8.48-4.2j | | -2q=-9-q | | g=52 | | -4+9r+7=7r-1 | | 5x-27=-8(x+5) | | 4/9(x+180-17=8 | | 2x+19+9x-4=180 | | 3(2b+4)=5(4b+8) | | -7g=-17-6g | | (x+10)/11=2 | | 11x-66=0 | | 12+18z=19z | | 28-07x=-4(6+5x) | | 2-1/2x=14 | | -8s−1=-8s |

Equations solver categories