(5z+4)-(-15z-2)=

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Solution for (5z+4)-(-15z-2)= equation:


Simplifying
(5z + 4) + -1(-15z + -2) = 0

Reorder the terms:
(4 + 5z) + -1(-15z + -2) = 0

Remove parenthesis around (4 + 5z)
4 + 5z + -1(-15z + -2) = 0

Reorder the terms:
4 + 5z + -1(-2 + -15z) = 0
4 + 5z + (-2 * -1 + -15z * -1) = 0
4 + 5z + (2 + 15z) = 0

Reorder the terms:
4 + 2 + 5z + 15z = 0

Combine like terms: 4 + 2 = 6
6 + 5z + 15z = 0

Combine like terms: 5z + 15z = 20z
6 + 20z = 0

Solving
6 + 20z = 0

Solving for variable 'z'.

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

Add '-6' to each side of the equation.
6 + -6 + 20z = 0 + -6

Combine like terms: 6 + -6 = 0
0 + 20z = 0 + -6
20z = 0 + -6

Combine like terms: 0 + -6 = -6
20z = -6

Divide each side by '20'.
z = -0.3

Simplifying
z = -0.3

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