3z+9=3(5z-1)

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Solution for 3z+9=3(5z-1) equation:


Simplifying
3z + 9 = 3(5z + -1)

Reorder the terms:
9 + 3z = 3(5z + -1)

Reorder the terms:
9 + 3z = 3(-1 + 5z)
9 + 3z = (-1 * 3 + 5z * 3)
9 + 3z = (-3 + 15z)

Solving
9 + 3z = -3 + 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.
9 + 3z + -15z = -3 + 15z + -15z

Combine like terms: 3z + -15z = -12z
9 + -12z = -3 + 15z + -15z

Combine like terms: 15z + -15z = 0
9 + -12z = -3 + 0
9 + -12z = -3

Add '-9' to each side of the equation.
9 + -9 + -12z = -3 + -9

Combine like terms: 9 + -9 = 0
0 + -12z = -3 + -9
-12z = -3 + -9

Combine like terms: -3 + -9 = -12
-12z = -12

Divide each side by '-12'.
z = 1

Simplifying
z = 1

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