39=z+4+15-9

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Solution for 39=z+4+15-9 equation:


Simplifying
39 = z + 4 + 15 + -9

Reorder the terms:
39 = 4 + 15 + -9 + z

Combine like terms: 4 + 15 = 19
39 = 19 + -9 + z

Combine like terms: 19 + -9 = 10
39 = 10 + z

Solving
39 = 10 + 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.
39 + -1z = 10 + z + -1z

Combine like terms: z + -1z = 0
39 + -1z = 10 + 0
39 + -1z = 10

Add '-39' to each side of the equation.
39 + -39 + -1z = 10 + -39

Combine like terms: 39 + -39 = 0
0 + -1z = 10 + -39
-1z = 10 + -39

Combine like terms: 10 + -39 = -29
-1z = -29

Divide each side by '-1'.
z = 29

Simplifying
z = 29

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