4z+9z+7z-1=

Solution for 4z+9z+7z-1= equation:

Simplifying
4z + 9z + 7z + -1 = 0

Reorder the terms:
-1 + 4z + 9z + 7z = 0

Combine like terms: 4z + 9z = 13z
-1 + 13z + 7z = 0

Combine like terms: 13z + 7z = 20z
-1 + 20z = 0

Solving
-1 + 20z = 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 + 20z = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 20z = 0 + 1
20z = 0 + 1

Combine like terms: 0 + 1 = 1
20z = 1

Divide each side by '20'.
z = 0.05

Simplifying
z = 0.05