-4(z-9)=-64

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Solution for -4(z-9)=-64 equation: 


Simplifying
-4(z + -9) = -64

Reorder the terms:
-4(-9 + z) = -64
(-9 * -4 + z * -4) = -64
(36 + -4z) = -64

Solving
36 + -4z = -64

Solving for variable 'z'.

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

Add '-36' to each side of the equation.
36 + -36 + -4z = -64 + -36

Combine like terms: 36 + -36 = 0
0 + -4z = -64 + -36
-4z = -64 + -36

Combine like terms: -64 + -36 = -100
-4z = -100

Divide each side by '-4'.
z = 25

Simplifying
z = 25

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