5z-7z=4z+8-8z

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Solution for 5z-7z=4z+8-8z equation:


Simplifying
5z + -7z = 4z + 8 + -8z

Combine like terms: 5z + -7z = -2z
-2z = 4z + 8 + -8z

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

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

Solving
-2z = 8 + -4z

Solving for variable 'z'.

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

Add '4z' to each side of the equation.
-2z + 4z = 8 + -4z + 4z

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

Combine like terms: -4z + 4z = 0
2z = 8 + 0
2z = 8

Divide each side by '2'.
z = 4

Simplifying
z = 4

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