3-6z=21

Simple and best practice solution for 3-6z=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 3-6z=21 equation: 


Simplifying
3 + -6z = 21

Solving
3 + -6z = 21

Solving for variable 'z'.

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

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

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

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

Divide each side by '-6'.
z = -3

Simplifying
z = -3

See similar equations:

| 5x-4-4=14+4 | | x+2x^1/2+1=0 | | 3x2+5/9 | | y=24+-3x | | 2x+x=1300 | | x+3y=-70 | | (10^12a/11^12a)^1/3 | | e^6x=18 | | -(4.1+2.5)-(2.3X+3.9)=1.6X | | 4v^2+19v+21=0 | | -(.66)x+2x=(.5)x+2.5 | | x+2x=198 | | -2/3x+2x=1/2x+2.5 | | -(3.3X+1.2)-(0.7X+1.6)=0 | | 6000000=200000x+9000000 | | 78*34/12+623-896=965/34*12+765-129 | | 6/3=x | | 5y+4y+20-25=105 | | 94*b^2=1000b | | b+b^2=68 | | 65b+b^3=8542 | | b^2+73b=146 | | 2-(0.9X-1.3)=1.3X | | 3.9m-5-3.9m-6= | | 293b-b^2=1876 | | 5n+10n=51 | | 4m=27 | | (1/7)x+7=(6/7)x-4 | | x^2-10x+3000=0 | | 2x+9y=18*5 | | 4y+6y+12y+10y=80 | | (3/5)(5x-20)+(1/4)(20x+4) |

Equations solver categories