9-7z=7

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Solution for 9-7z=7 equation: 


Simplifying
9 + -7z = 7

Solving
9 + -7z = 7

Solving for variable 'z'.

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

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

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

Combine like terms: 7 + -9 = -2
-7z = -2

Divide each side by '-7'.
z = 0.2857142857

Simplifying
z = 0.2857142857

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