2[8z-5(2z-3)]=4z-2

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Solution for 2[8z-5(2z-3)]=4z-2 equation:


Simplifying
2[8z + -5(2z + -3)] = 4z + -2

Reorder the terms:
2[8z + -5(-3 + 2z)] = 4z + -2
2[8z + (-3 * -5 + 2z * -5)] = 4z + -2
2[8z + (15 + -10z)] = 4z + -2

Reorder the terms:
2[15 + 8z + -10z] = 4z + -2

Combine like terms: 8z + -10z = -2z
2[15 + -2z] = 4z + -2
[15 * 2 + -2z * 2] = 4z + -2
[30 + -4z] = 4z + -2

Reorder the terms:
30 + -4z = -2 + 4z

Solving
30 + -4z = -2 + 4z

Solving for variable 'z'.

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

Add '-4z' to each side of the equation.
30 + -4z + -4z = -2 + 4z + -4z

Combine like terms: -4z + -4z = -8z
30 + -8z = -2 + 4z + -4z

Combine like terms: 4z + -4z = 0
30 + -8z = -2 + 0
30 + -8z = -2

Add '-30' to each side of the equation.
30 + -30 + -8z = -2 + -30

Combine like terms: 30 + -30 = 0
0 + -8z = -2 + -30
-8z = -2 + -30

Combine like terms: -2 + -30 = -32
-8z = -32

Divide each side by '-8'.
z = 4

Simplifying
z = 4

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