8-7z=5-4z

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


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

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

Combine like terms: -7z + 4z = -3z
8 + -3z = 5 + -4z + 4z

Combine like terms: -4z + 4z = 0
8 + -3z = 5 + 0
8 + -3z = 5

Add '-8' to each side of the equation.
8 + -8 + -3z = 5 + -8

Combine like terms: 8 + -8 = 0
0 + -3z = 5 + -8
-3z = 5 + -8

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

Divide each side by '-3'.
z = 1

Simplifying
z = 1

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