9=29-d

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Solution for 9=29-d equation:


Simplifying
9 = 29 + -1d

Solving
9 = 29 + -1d

Solving for variable 'd'.

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

Add 'd' to each side of the equation.
9 + d = 29 + -1d + d

Combine like terms: -1d + d = 0
9 + d = 29 + 0
9 + d = 29

Add '-9' to each side of the equation.
9 + -9 + d = 29 + -9

Combine like terms: 9 + -9 = 0
0 + d = 29 + -9
d = 29 + -9

Combine like terms: 29 + -9 = 20
d = 20

Simplifying
d = 20

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