0.5(2+4z)=85

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Solution for 0.5(2+4z)=85 equation: 


Simplifying
0.5(2 + 4z) = 85
(2 * 0.5 + 4z * 0.5) = 85
(1 + 2z) = 85

Solving
1 + 2z = 85

Solving for variable 'z'.

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

Add '-1' to each side of the equation.
1 + -1 + 2z = 85 + -1

Combine like terms: 1 + -1 = 0
0 + 2z = 85 + -1
2z = 85 + -1

Combine like terms: 85 + -1 = 84
2z = 84

Divide each side by '2'.
z = 42

Simplifying
z = 42

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