10(-1+z)-7z=-1

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Solution for 10(-1+z)-7z=-1 equation: 


Simplifying
10(-1 + z) + -7z = -1
(-1 * 10 + z * 10) + -7z = -1
(-10 + 10z) + -7z = -1

Combine like terms: 10z + -7z = 3z
-10 + 3z = -1

Solving
-10 + 3z = -1

Solving for variable 'z'.

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

Add '10' to each side of the equation.
-10 + 10 + 3z = -1 + 10

Combine like terms: -10 + 10 = 0
0 + 3z = -1 + 10
3z = -1 + 10

Combine like terms: -1 + 10 = 9
3z = 9

Divide each side by '3'.
z = 3

Simplifying
z = 3

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