17-(4-6z)+4=21

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Solution for 17-(4-6z)+4=21 equation:


Simplifying
17 + -1(4 + -6z) + 4 = 21
17 + (4 * -1 + -6z * -1) + 4 = 21
17 + (-4 + 6z) + 4 = 21

Reorder the terms:
17 + -4 + 4 + 6z = 21

Combine like terms: 17 + -4 = 13
13 + 4 + 6z = 21

Combine like terms: 13 + 4 = 17
17 + 6z = 21

Solving
17 + 6z = 21

Solving for variable 'z'.

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

Add '-17' to each side of the equation.
17 + -17 + 6z = 21 + -17

Combine like terms: 17 + -17 = 0
0 + 6z = 21 + -17
6z = 21 + -17

Combine like terms: 21 + -17 = 4
6z = 4

Divide each side by '6'.
z = 0.6666666667

Simplifying
z = 0.6666666667

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