9z-7=3z-7+5z

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Solution for 9z-7=3z-7+5z equation:


Simplifying
9z + -7 = 3z + -7 + 5z

Reorder the terms:
-7 + 9z = 3z + -7 + 5z

Reorder the terms:
-7 + 9z = -7 + 3z + 5z

Combine like terms: 3z + 5z = 8z
-7 + 9z = -7 + 8z

Add '7' to each side of the equation.
-7 + 7 + 9z = -7 + 7 + 8z

Combine like terms: -7 + 7 = 0
0 + 9z = -7 + 7 + 8z
9z = -7 + 7 + 8z

Combine like terms: -7 + 7 = 0
9z = 0 + 8z
9z = 8z

Solving
9z = 8z

Solving for variable 'z'.

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

Add '-8z' to each side of the equation.
9z + -8z = 8z + -8z

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

Combine like terms: 8z + -8z = 0
1z = 0

Divide each side by '1'.
z = 0

Simplifying
z = 0

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