z+42=56-z

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Solution for z+42=56-z equation:


Simplifying
z + 42 = 56 + -1z

Reorder the terms:
42 + z = 56 + -1z

Solving
42 + z = 56 + -1z

Solving for variable 'z'.

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

Add 'z' to each side of the equation.
42 + z + z = 56 + -1z + z

Combine like terms: z + z = 2z
42 + 2z = 56 + -1z + z

Combine like terms: -1z + z = 0
42 + 2z = 56 + 0
42 + 2z = 56

Add '-42' to each side of the equation.
42 + -42 + 2z = 56 + -42

Combine like terms: 42 + -42 = 0
0 + 2z = 56 + -42
2z = 56 + -42

Combine like terms: 56 + -42 = 14
2z = 14

Divide each side by '2'.
z = 7

Simplifying
z = 7

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