3z*7+5=4

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Solution for 3z*7+5=4 equation:


Simplifying
3z * 7 + 5 = 4

Reorder the terms for easier multiplication:
3 * 7z + 5 = 4

Multiply 3 * 7
21z + 5 = 4

Reorder the terms:
5 + 21z = 4

Solving
5 + 21z = 4

Solving for variable 'z'.

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

Add '-5' to each side of the equation.
5 + -5 + 21z = 4 + -5

Combine like terms: 5 + -5 = 0
0 + 21z = 4 + -5
21z = 4 + -5

Combine like terms: 4 + -5 = -1
21z = -1

Divide each side by '21'.
z = -0.04761904762

Simplifying
z = -0.04761904762

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