z+4z-5=25

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Solution for z+4z-5=25 equation: 


Simplifying
z + 4z + -5 = 25

Reorder the terms:
-5 + z + 4z = 25

Combine like terms: z + 4z = 5z
-5 + 5z = 25

Solving
-5 + 5z = 25

Solving for variable 'z'.

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

Add '5' to each side of the equation.
-5 + 5 + 5z = 25 + 5

Combine like terms: -5 + 5 = 0
0 + 5z = 25 + 5
5z = 25 + 5

Combine like terms: 25 + 5 = 30
5z = 30

Divide each side by '5'.
z = 6

Simplifying
z = 6

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