-2z-15=3z

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Solution for -2z-15=3z equation:


Simplifying
-2z + -15 = 3z

Reorder the terms:
-15 + -2z = 3z

Solving
-15 + -2z = 3z

Solving for variable 'z'.

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

Add '-3z' to each side of the equation.
-15 + -2z + -3z = 3z + -3z

Combine like terms: -2z + -3z = -5z
-15 + -5z = 3z + -3z

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

Add '15' to each side of the equation.
-15 + 15 + -5z = 0 + 15

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

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

Divide each side by '-5'.
z = -3

Simplifying
z = -3

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