d+y=9

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Solution for d+y=9 equation: 


Simplifying
d + y = 9

Solving
d + y = 9

Solving for variable 'd'.

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

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

Combine like terms: y + -1y = 0
d + 0 = 9 + -1y
d = 9 + -1y

Simplifying
d = 9 + -1y

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