(5z-9)+(4z+6)=

Solution for (5z-9)+(4z+6)= equation:

Simplifying
(5z + -9) + (4z + 6) = 0

Reorder the terms:
(-9 + 5z) + (4z + 6) = 0

Remove parenthesis around (-9 + 5z)
-9 + 5z + (4z + 6) = 0

Reorder the terms:
-9 + 5z + (6 + 4z) = 0

Remove parenthesis around (6 + 4z)
-9 + 5z + 6 + 4z = 0

Reorder the terms:
-9 + 6 + 5z + 4z = 0

Combine like terms: -9 + 6 = -3
-3 + 5z + 4z = 0

Combine like terms: 5z + 4z = 9z
-3 + 9z = 0

Solving
-3 + 9z = 0

Solving for variable 'z'.

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

Add '3' to each side of the equation.
-3 + 3 + 9z = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 9z = 0 + 3
9z = 0 + 3

Combine like terms: 0 + 3 = 3
9z = 3

Divide each side by '9'.
z = 0.3333333333

Simplifying
z = 0.3333333333