30-5z=-4z

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Solution for 30-5z=-4z equation:


Simplifying
30 + -5z = -4z

Solving
30 + -5z = -4z

Solving for variable 'z'.

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

Add '4z' to each side of the equation.
30 + -5z + 4z = -4z + 4z

Combine like terms: -5z + 4z = -1z
30 + -1z = -4z + 4z

Combine like terms: -4z + 4z = 0
30 + -1z = 0

Add '-30' to each side of the equation.
30 + -30 + -1z = 0 + -30

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

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

Divide each side by '-1'.
z = 30

Simplifying
z = 30

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