7(3z+2)-1=

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Solution for 7(3z+2)-1= equation:


Simplifying
7(3z + 2) + -1 = 0

Reorder the terms:
7(2 + 3z) + -1 = 0
(2 * 7 + 3z * 7) + -1 = 0
(14 + 21z) + -1 = 0

Reorder the terms:
14 + -1 + 21z = 0

Combine like terms: 14 + -1 = 13
13 + 21z = 0

Solving
13 + 21z = 0

Solving for variable 'z'.

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

Add '-13' to each side of the equation.
13 + -13 + 21z = 0 + -13

Combine like terms: 13 + -13 = 0
0 + 21z = 0 + -13
21z = 0 + -13

Combine like terms: 0 + -13 = -13
21z = -13

Divide each side by '21'.
z = -0.619047619

Simplifying
z = -0.619047619

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