4z+3z-9=5

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Solution for 4z+3z-9=5 equation: 


Simplifying
4z + 3z + -9 = 5

Reorder the terms:
-9 + 4z + 3z = 5

Combine like terms: 4z + 3z = 7z
-9 + 7z = 5

Solving
-9 + 7z = 5

Solving for variable 'z'.

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

Add '9' to each side of the equation.
-9 + 9 + 7z = 5 + 9

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

Combine like terms: 5 + 9 = 14
7z = 14

Divide each side by '7'.
z = 2

Simplifying
z = 2

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