2z-4-z=25

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Solution for 2z-4-z=25 equation:


Simplifying
2z + -4 + -1z = 25

Reorder the terms:
-4 + 2z + -1z = 25

Combine like terms: 2z + -1z = 1z
-4 + 1z = 25

Solving
-4 + 1z = 25

Solving for variable 'z'.

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

Add '4' to each side of the equation.
-4 + 4 + 1z = 25 + 4

Combine like terms: -4 + 4 = 0
0 + 1z = 25 + 4
1z = 25 + 4

Combine like terms: 25 + 4 = 29
1z = 29

Divide each side by '1'.
z = 29

Simplifying
z = 29

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