4z-1=7

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Solution for 4z-1=7 equation: 


Simplifying
4z + -1 = 7

Reorder the terms:
-1 + 4z = 7

Solving
-1 + 4z = 7

Solving for variable 'z'.

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

Add '1' to each side of the equation.
-1 + 1 + 4z = 7 + 1

Combine like terms: -1 + 1 = 0
0 + 4z = 7 + 1
4z = 7 + 1

Combine like terms: 7 + 1 = 8
4z = 8

Divide each side by '4'.
z = 2

Simplifying
z = 2

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