-15=-5(6+3z)

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Solution for -15=-5(6+3z) equation:


Simplifying
-15 = -5(6 + 3z)
-15 = (6 * -5 + 3z * -5)
-15 = (-30 + -15z)

Solving
-15 = -30 + -15z

Solving for variable 'z'.

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

Add '15z' to each side of the equation.
-15 + 15z = -30 + -15z + 15z

Combine like terms: -15z + 15z = 0
-15 + 15z = -30 + 0
-15 + 15z = -30

Add '15' to each side of the equation.
-15 + 15 + 15z = -30 + 15

Combine like terms: -15 + 15 = 0
0 + 15z = -30 + 15
15z = -30 + 15

Combine like terms: -30 + 15 = -15
15z = -15

Divide each side by '15'.
z = -1

Simplifying
z = -1

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