9+2z-4=8z-5z

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Solution for 9+2z-4=8z-5z equation:


Simplifying
9 + 2z + -4 = 8z + -5z

Reorder the terms:
9 + -4 + 2z = 8z + -5z

Combine like terms: 9 + -4 = 5
5 + 2z = 8z + -5z

Combine like terms: 8z + -5z = 3z
5 + 2z = 3z

Solving
5 + 2z = 3z

Solving for variable 'z'.

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

Add '-3z' to each side of the equation.
5 + 2z + -3z = 3z + -3z

Combine like terms: 2z + -3z = -1z
5 + -1z = 3z + -3z

Combine like terms: 3z + -3z = 0
5 + -1z = 0

Add '-5' to each side of the equation.
5 + -5 + -1z = 0 + -5

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

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

Divide each side by '-1'.
z = 5

Simplifying
z = 5

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