2y-9=d

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Solution for 2y-9=d equation: 


Simplifying
2y + -9 = d

Reorder the terms:
-9 + 2y = d

Solving
-9 + 2y = d

Solving for variable 'y'.

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

Add '9' to each side of the equation.
-9 + 9 + 2y = 9 + d

Combine like terms: -9 + 9 = 0
0 + 2y = 9 + d
2y = 9 + d

Divide each side by '2'.
y = 4.5 + 0.5d

Simplifying
y = 4.5 + 0.5d

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