9=4z-3

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Solution for 9=4z-3 equation:


Simplifying
9 = 4z + -3

Reorder the terms:
9 = -3 + 4z

Solving
9 = -3 + 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.
9 + -4z = -3 + 4z + -4z

Combine like terms: 4z + -4z = 0
9 + -4z = -3 + 0
9 + -4z = -3

Add '-9' to each side of the equation.
9 + -9 + -4z = -3 + -9

Combine like terms: 9 + -9 = 0
0 + -4z = -3 + -9
-4z = -3 + -9

Combine like terms: -3 + -9 = -12
-4z = -12

Divide each side by '-4'.
z = 3

Simplifying
z = 3

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