4z-9y=13

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Solution for 4z-9y=13 equation: 


Simplifying
4z + -9y = 13

Reorder the terms:
-9y + 4z = 13

Solving
-9y + 4z = 13

Solving for variable 'y'.

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

Add '-4z' to each side of the equation.
-9y + 4z + -4z = 13 + -4z

Combine like terms: 4z + -4z = 0
-9y + 0 = 13 + -4z
-9y = 13 + -4z

Divide each side by '-9'.
y = -1.444444444 + 0.4444444444z

Simplifying
y = -1.444444444 + 0.4444444444z

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