6=3x+21

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


Simplifying
6 = 3x + 21

Reorder the terms:
6 = 21 + 3x

Solving
6 = 21 + 3x

Solving for variable 'x'.

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

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

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

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

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

Combine like terms: 21 + -6 = 15
-3x = 15

Divide each side by '-3'.
x = -5

Simplifying
x = -5

See similar equations:

| 3(x-2)=1/3 | | 4(x^2)-11=0 | | 24x+72-15-5x-8x-6+84x-105=1113 | | .1(.5m+6)=2 | | 5+7t=2t | | -4n-9-8n=-28 | | (x^5•z^-1/2)^4/5 | | -3(4x+5)-7=0 | | 6xsquared+24x=48 | | (9x+7)(9x+4)= | | 5x+15=4(x-3) | | p^2+2p-38=0 | | 17-6w=25-3w | | -4r-3r=-17 | | 2x+14=-2 | | 18.22*1.1346= | | 5w=8+w | | -3.5x^2-4x=6.5 | | -22=-4+3(c+6) | | P(p+22)+120=0 | | 8xw*4w= | | 4x+80=5.5(x+5) | | V-10=-7 | | 12+a=1 | | 95x-54=1113 | | -5/6x=35 | | x(18-x)= | | -32=-5x+7x | | -5/6(210)=35 | | -32=-5x | | 5-4y+y+12= | | 2/3d=-20 |

Equations solver categories