5z+30-2=9z

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Solution for 5z+30-2=9z equation:


Simplifying
5z + 30 + -2 = 9z

Reorder the terms:
30 + -2 + 5z = 9z

Combine like terms: 30 + -2 = 28
28 + 5z = 9z

Solving
28 + 5z = 9z

Solving for variable 'z'.

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

Add '-9z' to each side of the equation.
28 + 5z + -9z = 9z + -9z

Combine like terms: 5z + -9z = -4z
28 + -4z = 9z + -9z

Combine like terms: 9z + -9z = 0
28 + -4z = 0

Add '-28' to each side of the equation.
28 + -28 + -4z = 0 + -28

Combine like terms: 28 + -28 = 0
0 + -4z = 0 + -28
-4z = 0 + -28

Combine like terms: 0 + -28 = -28
-4z = -28

Divide each side by '-4'.
z = 7

Simplifying
z = 7

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