15-2z=-15+8z

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Solution for 15-2z=-15+8z equation:


Simplifying
15 + -2z = -15 + 8z

Solving
15 + -2z = -15 + 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.
15 + -2z + -8z = -15 + 8z + -8z

Combine like terms: -2z + -8z = -10z
15 + -10z = -15 + 8z + -8z

Combine like terms: 8z + -8z = 0
15 + -10z = -15 + 0
15 + -10z = -15

Add '-15' to each side of the equation.
15 + -15 + -10z = -15 + -15

Combine like terms: 15 + -15 = 0
0 + -10z = -15 + -15
-10z = -15 + -15

Combine like terms: -15 + -15 = -30
-10z = -30

Divide each side by '-10'.
z = 3

Simplifying
z = 3

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