6x+3=21

Simple and best practice solution for 6x+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 6x+3=21 equation: 


Simplifying
6x + 3 = 21

Reorder the terms:
3 + 6x = 21

Solving
3 + 6x = 21

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-3' to each side of the equation.
3 + -3 + 6x = 21 + -3

Combine like terms: 3 + -3 = 0
0 + 6x = 21 + -3
6x = 21 + -3

Combine like terms: 21 + -3 = 18
6x = 18

Divide each side by '6'.
x = 3

Simplifying
x = 3

See similar equations:

| 6g+10=7g | | 8r+19r=189 | | y=-0.50(30)+134 | | 7y=6+8y | | y=-0.50(20)+134 | | 5x=4x-3 | | 3(5x-2)-12x=24 | | 8q=7q-2 | | 3(5x-2)-12x= | | 4(2x-6)=8(x-3) | | x+(x+1)+(x+7)+(x+8)=64 | | 11-9x=206-44x | | 2(3x-1)-3x=10 | | -5y+6=-6y+3 | | 8(-2x+1)=-15(x+1) | | 0=3x-27 | | 0(-2)+y+4=0 | | 7(x+4)-x=10 | | x+(x+1)+(x+7)+(x+8)=86 | | r+3=13 | | 0(1)+y+4=0 | | 4n+20= | | 0(1)+7+4=0 | | 4n+20=(5+n) | | -28-3x=12-7x | | 17x^2-8x=0 | | y+1=0 | | 3(10-2x)=36 | | g+14=5g-6 | | 11-x=3x+19 | | 3d-13=11 | | x+(x+1)+(x+7)+(x+8)=40 |

Equations solver categories