4(z+5)=84

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Solution for 4(z+5)=84 equation: 


Simplifying
4(z + 5) = 84

Reorder the terms:
4(5 + z) = 84
(5 * 4 + z * 4) = 84
(20 + 4z) = 84

Solving
20 + 4z = 84

Solving for variable 'z'.

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

Add '-20' to each side of the equation.
20 + -20 + 4z = 84 + -20

Combine like terms: 20 + -20 = 0
0 + 4z = 84 + -20
4z = 84 + -20

Combine like terms: 84 + -20 = 64
4z = 64

Divide each side by '4'.
z = 16

Simplifying
z = 16

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