7+8z-5=7z+56-5z

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Solution for 7+8z-5=7z+56-5z equation:


Simplifying
7 + 8z + -5 = 7z + 56 + -5z

Reorder the terms:
7 + -5 + 8z = 7z + 56 + -5z

Combine like terms: 7 + -5 = 2
2 + 8z = 7z + 56 + -5z

Reorder the terms:
2 + 8z = 56 + 7z + -5z

Combine like terms: 7z + -5z = 2z
2 + 8z = 56 + 2z

Solving
2 + 8z = 56 + 2z

Solving for variable 'z'.

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

Add '-2z' to each side of the equation.
2 + 8z + -2z = 56 + 2z + -2z

Combine like terms: 8z + -2z = 6z
2 + 6z = 56 + 2z + -2z

Combine like terms: 2z + -2z = 0
2 + 6z = 56 + 0
2 + 6z = 56

Add '-2' to each side of the equation.
2 + -2 + 6z = 56 + -2

Combine like terms: 2 + -2 = 0
0 + 6z = 56 + -2
6z = 56 + -2

Combine like terms: 56 + -2 = 54
6z = 54

Divide each side by '6'.
z = 9

Simplifying
z = 9

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