.5(4z+8)-16=.12(9z-12)

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Solution for .5(4z+8)-16=.12(9z-12) equation:


Simplifying
0.5(4z + 8) + -16 = 0.12(9z + -12)

Reorder the terms:
0.5(8 + 4z) + -16 = 0.12(9z + -12)
(8 * 0.5 + 4z * 0.5) + -16 = 0.12(9z + -12)
(4 + 2z) + -16 = 0.12(9z + -12)

Reorder the terms:
4 + -16 + 2z = 0.12(9z + -12)

Combine like terms: 4 + -16 = -12
-12 + 2z = 0.12(9z + -12)

Reorder the terms:
-12 + 2z = 0.12(-12 + 9z)
-12 + 2z = (-12 * 0.12 + 9z * 0.12)
-12 + 2z = (-1.44 + 1.08z)

Solving
-12 + 2z = -1.44 + 1.08z

Solving for variable 'z'.

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

Add '-1.08z' to each side of the equation.
-12 + 2z + -1.08z = -1.44 + 1.08z + -1.08z

Combine like terms: 2z + -1.08z = 0.92z
-12 + 0.92z = -1.44 + 1.08z + -1.08z

Combine like terms: 1.08z + -1.08z = 0.00
-12 + 0.92z = -1.44 + 0.00
-12 + 0.92z = -1.44

Add '12' to each side of the equation.
-12 + 12 + 0.92z = -1.44 + 12

Combine like terms: -12 + 12 = 0
0 + 0.92z = -1.44 + 12
0.92z = -1.44 + 12

Combine like terms: -1.44 + 12 = 10.56
0.92z = 10.56

Divide each side by '0.92'.
z = 11.47826087

Simplifying
z = 11.47826087

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