15z-2=4(2z+3)

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Solution for 15z-2=4(2z+3) equation:


Simplifying
15z + -2 = 4(2z + 3)

Reorder the terms:
-2 + 15z = 4(2z + 3)

Reorder the terms:
-2 + 15z = 4(3 + 2z)
-2 + 15z = (3 * 4 + 2z * 4)
-2 + 15z = (12 + 8z)

Solving
-2 + 15z = 12 + 8z

Solving for variable 'z'.

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

Add '-8z' to each side of the equation.
-2 + 15z + -8z = 12 + 8z + -8z

Combine like terms: 15z + -8z = 7z
-2 + 7z = 12 + 8z + -8z

Combine like terms: 8z + -8z = 0
-2 + 7z = 12 + 0
-2 + 7z = 12

Add '2' to each side of the equation.
-2 + 2 + 7z = 12 + 2

Combine like terms: -2 + 2 = 0
0 + 7z = 12 + 2
7z = 12 + 2

Combine like terms: 12 + 2 = 14
7z = 14

Divide each side by '7'.
z = 2

Simplifying
z = 2

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