5[2+4z]=85

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Solution for 5[2+4z]=85 equation: 


Simplifying
5[2 + 4z] = 85
[2 * 5 + 4z * 5] = 85
[10 + 20z] = 85

Solving
10 + 20z = 85

Solving for variable 'z'.

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

Add '-10' to each side of the equation.
10 + -10 + 20z = 85 + -10

Combine like terms: 10 + -10 = 0
0 + 20z = 85 + -10
20z = 85 + -10

Combine like terms: 85 + -10 = 75
20z = 75

Divide each side by '20'.
z = 3.75

Simplifying
z = 3.75

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