-1-2(-9z-8)=3(3z+6)-9

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Solution for -1-2(-9z-8)=3(3z+6)-9 equation:


Simplifying
-1 + -2(-9z + -8) = 3(3z + 6) + -9

Reorder the terms:
-1 + -2(-8 + -9z) = 3(3z + 6) + -9
-1 + (-8 * -2 + -9z * -2) = 3(3z + 6) + -9
-1 + (16 + 18z) = 3(3z + 6) + -9

Combine like terms: -1 + 16 = 15
15 + 18z = 3(3z + 6) + -9

Reorder the terms:
15 + 18z = 3(6 + 3z) + -9
15 + 18z = (6 * 3 + 3z * 3) + -9
15 + 18z = (18 + 9z) + -9

Reorder the terms:
15 + 18z = 18 + -9 + 9z

Combine like terms: 18 + -9 = 9
15 + 18z = 9 + 9z

Solving
15 + 18z = 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.
15 + 18z + -9z = 9 + 9z + -9z

Combine like terms: 18z + -9z = 9z
15 + 9z = 9 + 9z + -9z

Combine like terms: 9z + -9z = 0
15 + 9z = 9 + 0
15 + 9z = 9

Add '-15' to each side of the equation.
15 + -15 + 9z = 9 + -15

Combine like terms: 15 + -15 = 0
0 + 9z = 9 + -15
9z = 9 + -15

Combine like terms: 9 + -15 = -6
9z = -6

Divide each side by '9'.
z = -0.6666666667

Simplifying
z = -0.6666666667

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