2d+9=-1+3d

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Solution for 2d+9=-1+3d equation:


Simplifying
2d + 9 = -1 + 3d

Reorder the terms:
9 + 2d = -1 + 3d

Solving
9 + 2d = -1 + 3d

Solving for variable 'd'.

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

Add '-3d' to each side of the equation.
9 + 2d + -3d = -1 + 3d + -3d

Combine like terms: 2d + -3d = -1d
9 + -1d = -1 + 3d + -3d

Combine like terms: 3d + -3d = 0
9 + -1d = -1 + 0
9 + -1d = -1

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

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

Combine like terms: -1 + -9 = -10
-1d = -10

Divide each side by '-1'.
d = 10

Simplifying
d = 10

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