7(z-1)=4

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Solution for 7(z-1)=4 equation:


Simplifying
7(z + -1) = 4

Reorder the terms:
7(-1 + z) = 4
(-1 * 7 + z * 7) = 4
(-7 + 7z) = 4

Solving
-7 + 7z = 4

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 + 7z = 4 + 7

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

Combine like terms: 4 + 7 = 11
7z = 11

Divide each side by '7'.
z = 1.571428571

Simplifying
z = 1.571428571

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