4z+9=8

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Solution for 4z+9=8 equation: 


Simplifying
4z + 9 = 8

Reorder the terms:
9 + 4z = 8

Solving
9 + 4z = 8

Solving for variable 'z'.

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

Add '-9' to each side of the equation.
9 + -9 + 4z = 8 + -9

Combine like terms: 9 + -9 = 0
0 + 4z = 8 + -9
4z = 8 + -9

Combine like terms: 8 + -9 = -1
4z = -1

Divide each side by '4'.
z = -0.25

Simplifying
z = -0.25

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