(7z+3)(3)=

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Solution for (7z+3)(3)= equation:


Simplifying
(7z + 3)(3) = 0

Reorder the terms:
(3 + 7z)(3) = 0

Reorder the terms for easier multiplication:
3(3 + 7z) = 0
(3 * 3 + 7z * 3) = 0
(9 + 21z) = 0

Solving
9 + 21z = 0

Solving for variable 'z'.

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

Add '-9' to each side of the equation.
9 + -9 + 21z = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 21z = 0 + -9
21z = 0 + -9

Combine like terms: 0 + -9 = -9
21z = -9

Divide each side by '21'.
z = -0.4285714286

Simplifying
z = -0.4285714286

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