0=7(z-4)

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Solution for 0=7(z-4) equation: 


Simplifying
0 = 7(z + -4)

Reorder the terms:
0 = 7(-4 + z)
0 = (-4 * 7 + z * 7)
0 = (-28 + 7z)

Solving
0 = -28 + 7z

Solving for variable 'z'.

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

Add '-7z' to each side of the equation.
0 + -7z = -28 + 7z + -7z
Remove the zero:
-7z = -28 + 7z + -7z

Combine like terms: 7z + -7z = 0
-7z = -28 + 0
-7z = -28

Divide each side by '-7'.
z = 4

Simplifying
z = 4

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