3(z-7)=12

Simple and best practice solution for 3(z-7)=12 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(z-7)=12 equation: 


Simplifying
3(z + -7) = 12

Reorder the terms:
3(-7 + z) = 12
(-7 * 3 + z * 3) = 12
(-21 + 3z) = 12

Solving
-21 + 3z = 12

Solving for variable 'z'.

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

Add '21' to each side of the equation.
-21 + 21 + 3z = 12 + 21

Combine like terms: -21 + 21 = 0
0 + 3z = 12 + 21
3z = 12 + 21

Combine like terms: 12 + 21 = 33
3z = 33

Divide each side by '3'.
z = 11

Simplifying
z = 11

See similar equations:

| 2.49+1.24b=11.17 | | 3g+5=21+g | | 4=-2x+5x+4 | | 3(5)-3x=9 | | 3(2-7)=12 | | 64-2x=75-3x | | 9x+4-5x=-18 | | 8(k-8)=8k-24 | | -18m=92 | | -k+18=15 | | 2x^2+2y^2+8x-8y-2=0 | | X+(x-1081)=213483 | | 92=-18m | | (17x-y)+(12x+4y)+90=180 | | 8x-3x-10=222 | | -1+3(a+4)=11+3a | | 2+2.4w=-10 | | 18-3.8t=7.36-1.9x | | 2(n+4)+2n=7n+29 | | 3x-38=2x+12 | | 6-6k=5k-10 | | 0.06x+.36y=1.56 | | -2x+6i=5+9yi | | 4x-16=44 | | 5(4x)-0.5x=234 | | -2+6i=5+9i | | 18=3(5b+6) | | 3(20x+75)=765 | | -4m-8=3+2m | | i(7+9i)(7-9i)= | | x^2+y^2+16x-2y+40=0 | | 6x+8-3x=28 |

Equations solver categories