8+4z-1=9z+7-4z

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Solution for 8+4z-1=9z+7-4z equation:


Simplifying
8 + 4z + -1 = 9z + 7 + -4z

Reorder the terms:
8 + -1 + 4z = 9z + 7 + -4z

Combine like terms: 8 + -1 = 7
7 + 4z = 9z + 7 + -4z

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

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

Add '-7' to each side of the equation.
7 + -7 + 4z = 7 + -7 + 5z

Combine like terms: 7 + -7 = 0
0 + 4z = 7 + -7 + 5z
4z = 7 + -7 + 5z

Combine like terms: 7 + -7 = 0
4z = 0 + 5z
4z = 5z

Solving
4z = 5z

Solving for variable 'z'.

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

Add '-5z' to each side of the equation.
4z + -5z = 5z + -5z

Combine like terms: 4z + -5z = -1z
-1z = 5z + -5z

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

Divide each side by '-1'.
z = 0

Simplifying
z = 0

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