8z-15=5(6+z)

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Solution for 8z-15=5(6+z) equation:


Simplifying
8z + -15 = 5(6 + z)

Reorder the terms:
-15 + 8z = 5(6 + z)
-15 + 8z = (6 * 5 + z * 5)
-15 + 8z = (30 + 5z)

Solving
-15 + 8z = 30 + 5z

Solving for variable 'z'.

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

Add '-5z' to each side of the equation.
-15 + 8z + -5z = 30 + 5z + -5z

Combine like terms: 8z + -5z = 3z
-15 + 3z = 30 + 5z + -5z

Combine like terms: 5z + -5z = 0
-15 + 3z = 30 + 0
-15 + 3z = 30

Add '15' to each side of the equation.
-15 + 15 + 3z = 30 + 15

Combine like terms: -15 + 15 = 0
0 + 3z = 30 + 15
3z = 30 + 15

Combine like terms: 30 + 15 = 45
3z = 45

Divide each side by '3'.
z = 15

Simplifying
z = 15

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