9z+2=z+42

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Solution for 9z+2=z+42 equation:


Simplifying
9z + 2 = z + 42

Reorder the terms:
2 + 9z = z + 42

Reorder the terms:
2 + 9z = 42 + z

Solving
2 + 9z = 42 + 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.
2 + 9z + -1z = 42 + z + -1z

Combine like terms: 9z + -1z = 8z
2 + 8z = 42 + z + -1z

Combine like terms: z + -1z = 0
2 + 8z = 42 + 0
2 + 8z = 42

Add '-2' to each side of the equation.
2 + -2 + 8z = 42 + -2

Combine like terms: 2 + -2 = 0
0 + 8z = 42 + -2
8z = 42 + -2

Combine like terms: 42 + -2 = 40
8z = 40

Divide each side by '8'.
z = 5

Simplifying
z = 5

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