7z-7-3z=0

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Solution for 7z-7-3z=0 equation: 


Simplifying
7z + -7 + -3z = 0

Reorder the terms:
-7 + 7z + -3z = 0

Combine like terms: 7z + -3z = 4z
-7 + 4z = 0

Solving
-7 + 4z = 0

Solving for variable 'z'.

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

Add '7' to each side of the equation.
-7 + 7 + 4z = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 4z = 0 + 7
4z = 0 + 7

Combine like terms: 0 + 7 = 7
4z = 7

Divide each side by '4'.
z = 1.75

Simplifying
z = 1.75

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