(14z)2-3=21z-3

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Solution for (14z)2-3=21z-3 equation:


Simplifying
(14z) * 2 + -3 = 21z + -3

Remove parenthesis around (14z)
14z * 2 + -3 = 21z + -3

Reorder the terms for easier multiplication:
14 * 2z + -3 = 21z + -3

Multiply 14 * 2
28z + -3 = 21z + -3

Reorder the terms:
-3 + 28z = 21z + -3

Reorder the terms:
-3 + 28z = -3 + 21z

Add '3' to each side of the equation.
-3 + 3 + 28z = -3 + 3 + 21z

Combine like terms: -3 + 3 = 0
0 + 28z = -3 + 3 + 21z
28z = -3 + 3 + 21z

Combine like terms: -3 + 3 = 0
28z = 0 + 21z
28z = 21z

Solving
28z = 21z

Solving for variable 'z'.

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

Add '-21z' to each side of the equation.
28z + -21z = 21z + -21z

Combine like terms: 28z + -21z = 7z
7z = 21z + -21z

Combine like terms: 21z + -21z = 0
7z = 0

Divide each side by '7'.
z = 0

Simplifying
z = 0

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