4z-9=9z-4

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Solution for 4z-9=9z-4 equation:


Simplifying
4z + -9 = 9z + -4

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

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

Solving
-9 + 4z = -4 + 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.
-9 + 4z + -9z = -4 + 9z + -9z

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

Combine like terms: 9z + -9z = 0
-9 + -5z = -4 + 0
-9 + -5z = -4

Add '9' to each side of the equation.
-9 + 9 + -5z = -4 + 9

Combine like terms: -9 + 9 = 0
0 + -5z = -4 + 9
-5z = -4 + 9

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

Divide each side by '-5'.
z = -1

Simplifying
z = -1

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