-7z+4=-1

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Solution for -7z+4=-1 equation: 


Simplifying
-7z + 4 = -1

Reorder the terms:
4 + -7z = -1

Solving
4 + -7z = -1

Solving for variable 'z'.

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

Add '-4' to each side of the equation.
4 + -4 + -7z = -1 + -4

Combine like terms: 4 + -4 = 0
0 + -7z = -1 + -4
-7z = -1 + -4

Combine like terms: -1 + -4 = -5
-7z = -5

Divide each side by '-7'.
z = 0.7142857143

Simplifying
z = 0.7142857143

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