3d-d-2=10

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Solution for 3d-d-2=10 equation:


Simplifying
3d + -1d + -2 = 10

Reorder the terms:
-2 + 3d + -1d = 10

Combine like terms: 3d + -1d = 2d
-2 + 2d = 10

Solving
-2 + 2d = 10

Solving for variable 'd'.

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

Add '2' to each side of the equation.
-2 + 2 + 2d = 10 + 2

Combine like terms: -2 + 2 = 0
0 + 2d = 10 + 2
2d = 10 + 2

Combine like terms: 10 + 2 = 12
2d = 12

Divide each side by '2'.
d = 6

Simplifying
d = 6

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