9y-4=y-z

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


Simplifying
9y + -4 = y + -1z

Reorder the terms:
-4 + 9y = y + -1z

Solving
-4 + 9y = y + -1z

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
-4 + 9y + -1y = y + -1y + -1z

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

Combine like terms: y + -1y = 0
-4 + 8y = 0 + -1z
-4 + 8y = -1z

Add '4' to each side of the equation.
-4 + 4 + 8y = 4 + -1z

Combine like terms: -4 + 4 = 0
0 + 8y = 4 + -1z
8y = 4 + -1z

Divide each side by '8'.
y = 0.5 + -0.125z

Simplifying
y = 0.5 + -0.125z

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