6[z-(15z+2)]=2+(9z+7)

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Solution for 6[z-(15z+2)]=2+(9z+7) equation:


Simplifying
6[z + -1(15z + 2)] = 2 + (9z + 7)

Reorder the terms:
6[z + -1(2 + 15z)] = 2 + (9z + 7)
6[z + (2 * -1 + 15z * -1)] = 2 + (9z + 7)
6[z + (-2 + -15z)] = 2 + (9z + 7)

Reorder the terms:
6[-2 + z + -15z] = 2 + (9z + 7)

Combine like terms: z + -15z = -14z
6[-2 + -14z] = 2 + (9z + 7)
[-2 * 6 + -14z * 6] = 2 + (9z + 7)
[-12 + -84z] = 2 + (9z + 7)

Reorder the terms:
-12 + -84z = 2 + (7 + 9z)

Remove parenthesis around (7 + 9z)
-12 + -84z = 2 + 7 + 9z

Combine like terms: 2 + 7 = 9
-12 + -84z = 9 + 9z

Solving
-12 + -84z = 9 + 9z

Solving for variable 'z'.

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

Add '-9z' to each side of the equation.
-12 + -84z + -9z = 9 + 9z + -9z

Combine like terms: -84z + -9z = -93z
-12 + -93z = 9 + 9z + -9z

Combine like terms: 9z + -9z = 0
-12 + -93z = 9 + 0
-12 + -93z = 9

Add '12' to each side of the equation.
-12 + 12 + -93z = 9 + 12

Combine like terms: -12 + 12 = 0
0 + -93z = 9 + 12
-93z = 9 + 12

Combine like terms: 9 + 12 = 21
-93z = 21

Divide each side by '-93'.
z = -0.2258064516

Simplifying
z = -0.2258064516

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