17=15+z

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Solution for 17=15+z equation:


Simplifying
17 = 15 + z

Solving
17 = 15 + z

Solving for variable 'z'.

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

Add '-1z' to each side of the equation.
17 + -1z = 15 + z + -1z

Combine like terms: z + -1z = 0
17 + -1z = 15 + 0
17 + -1z = 15

Add '-17' to each side of the equation.
17 + -17 + -1z = 15 + -17

Combine like terms: 17 + -17 = 0
0 + -1z = 15 + -17
-1z = 15 + -17

Combine like terms: 15 + -17 = -2
-1z = -2

Divide each side by '-1'.
z = 2

Simplifying
z = 2

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