5(3z+1)-z-21=

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Solution for 5(3z+1)-z-21= equation:


Simplifying
5(3z + 1) + -1z + -21 = 0

Reorder the terms:
5(1 + 3z) + -1z + -21 = 0
(1 * 5 + 3z * 5) + -1z + -21 = 0
(5 + 15z) + -1z + -21 = 0

Reorder the terms:
5 + -21 + 15z + -1z = 0

Combine like terms: 5 + -21 = -16
-16 + 15z + -1z = 0

Combine like terms: 15z + -1z = 14z
-16 + 14z = 0

Solving
-16 + 14z = 0

Solving for variable 'z'.

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

Add '16' to each side of the equation.
-16 + 16 + 14z = 0 + 16

Combine like terms: -16 + 16 = 0
0 + 14z = 0 + 16
14z = 0 + 16

Combine like terms: 0 + 16 = 16
14z = 16

Divide each side by '14'.
z = 1.142857143

Simplifying
z = 1.142857143

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