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

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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 = -15
-15 + 5z + 4z = 0

Combine like terms: 5z + 4z = 9z
-15 + 9z = 0

Solving
-15 + 9z = 0

Solving for variable 'z'.

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

Add '15' to each side of the equation.
-15 + 15 + 9z = 0 + 15

Combine like terms: -15 + 15 = 0
0 + 9z = 0 + 15
9z = 0 + 15

Combine like terms: 0 + 15 = 15
9z = 15

Divide each side by '9'.
z = 1.666666667

Simplifying
z = 1.666666667

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