z+30=48-z

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Solution for z+30=48-z equation:


Simplifying
z + 30 = 48 + -1z

Reorder the terms:
30 + z = 48 + -1z

Solving
30 + z = 48 + -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.
30 + z + z = 48 + -1z + z

Combine like terms: z + z = 2z
30 + 2z = 48 + -1z + z

Combine like terms: -1z + z = 0
30 + 2z = 48 + 0
30 + 2z = 48

Add '-30' to each side of the equation.
30 + -30 + 2z = 48 + -30

Combine like terms: 30 + -30 = 0
0 + 2z = 48 + -30
2z = 48 + -30

Combine like terms: 48 + -30 = 18
2z = 18

Divide each side by '2'.
z = 9

Simplifying
z = 9

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