15=z-342

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Solution for 15=z-342 equation:


Simplifying
15 = z + -342

Reorder the terms:
15 = -342 + z

Solving
15 = -342 + 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.
15 + -1z = -342 + z + -1z

Combine like terms: z + -1z = 0
15 + -1z = -342 + 0
15 + -1z = -342

Add '-15' to each side of the equation.
15 + -15 + -1z = -342 + -15

Combine like terms: 15 + -15 = 0
0 + -1z = -342 + -15
-1z = -342 + -15

Combine like terms: -342 + -15 = -357
-1z = -357

Divide each side by '-1'.
z = 357

Simplifying
z = 357

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