-[9z-(12z+7)]=7+(2z+6)

Simple and best practice solution for -[9z-(12z+7)]=7+(2z+6) 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 -[9z-(12z+7)]=7+(2z+6) equation:


Simplifying
-1[9z + -1(12z + 7)] = 7 + (2z + 6)

Reorder the terms:
-1[9z + -1(7 + 12z)] = 7 + (2z + 6)
-1[9z + (7 * -1 + 12z * -1)] = 7 + (2z + 6)
-1[9z + (-7 + -12z)] = 7 + (2z + 6)

Reorder the terms:
-1[-7 + 9z + -12z] = 7 + (2z + 6)

Combine like terms: 9z + -12z = -3z
-1[-7 + -3z] = 7 + (2z + 6)
[-7 * -1 + -3z * -1] = 7 + (2z + 6)
[7 + 3z] = 7 + (2z + 6)

Reorder the terms:
7 + 3z = 7 + (6 + 2z)

Remove parenthesis around (6 + 2z)
7 + 3z = 7 + 6 + 2z

Combine like terms: 7 + 6 = 13
7 + 3z = 13 + 2z

Solving
7 + 3z = 13 + 2z

Solving for variable 'z'.

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

Add '-2z' to each side of the equation.
7 + 3z + -2z = 13 + 2z + -2z

Combine like terms: 3z + -2z = 1z
7 + 1z = 13 + 2z + -2z

Combine like terms: 2z + -2z = 0
7 + 1z = 13 + 0
7 + 1z = 13

Add '-7' to each side of the equation.
7 + -7 + 1z = 13 + -7

Combine like terms: 7 + -7 = 0
0 + 1z = 13 + -7
1z = 13 + -7

Combine like terms: 13 + -7 = 6
1z = 6

Divide each side by '1'.
z = 6

Simplifying
z = 6

See similar equations:

| 42a^2-52a-30= | | 5x+2.1=-3.6 | | k-38=-3(1-2k) | | 6-(2y-7)=3-3y | | 3n+3=30 | | 69+2=84-3 | | v+3=5 | | 3(2x-4)=2(5x-7) | | 30a^2-58a-28= | | 4(7-y)= | | x^2+6x=4x+15 | | 5r-3=-18 | | -4m=n+3 | | 16+3x+6x^2+x^3=0 | | -3.84=6.48+a | | 2h+5=67 | | m=n+5 | | 4(5+3x)=2(6+2) | | 2b-4=-12 | | x^3+6x^2+3x=-16 | | 36-v=2(v+6) | | 5p+7(-3-p)=-5p | | (45+2X)(35+2X)=3575 | | x^2+x-8589934590=0 | | n+2=3y | | 45+3x=5x+2x+1 | | 10x+4-7x=-16 | | 2x-1(3x+5)=17 | | 10-12(1-x)=8(-12+6x-14) | | (45+2X)(35+2X)=4875 | | 28a^2-58a-30= | | -1+p=3 |

Equations solver categories