4(z+4)=20

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Solution for 4(z+4)=20 equation: 


Simplifying
4(z + 4) = 20

Reorder the terms:
4(4 + z) = 20
(4 * 4 + z * 4) = 20
(16 + 4z) = 20

Solving
16 + 4z = 20

Solving for variable 'z'.

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

Add '-16' to each side of the equation.
16 + -16 + 4z = 20 + -16

Combine like terms: 16 + -16 = 0
0 + 4z = 20 + -16
4z = 20 + -16

Combine like terms: 20 + -16 = 4
4z = 4

Divide each side by '4'.
z = 1

Simplifying
z = 1

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