2z+7z+5z-1=

Solution for 2z+7z+5z-1= equation:

Simplifying
2z + 7z + 5z + -1 = 0

Reorder the terms:
-1 + 2z + 7z + 5z = 0

Combine like terms: 2z + 7z = 9z
-1 + 9z + 5z = 0

Combine like terms: 9z + 5z = 14z
-1 + 14z = 0

Solving
-1 + 14z = 0

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 + 14z = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 14z = 0 + 1
14z = 0 + 1

Combine like terms: 0 + 1 = 1
14z = 1

Divide each side by '14'.
z = 0.07142857143

Simplifying
z = 0.07142857143