2D+10=3D-90

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Solution for 2D+10=3D-90 equation:


Simplifying
2D + 10 = 3D + -90

Reorder the terms:
10 + 2D = 3D + -90

Reorder the terms:
10 + 2D = -90 + 3D

Solving
10 + 2D = -90 + 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.
10 + 2D + -3D = -90 + 3D + -3D

Combine like terms: 2D + -3D = -1D
10 + -1D = -90 + 3D + -3D

Combine like terms: 3D + -3D = 0
10 + -1D = -90 + 0
10 + -1D = -90

Add '-10' to each side of the equation.
10 + -10 + -1D = -90 + -10

Combine like terms: 10 + -10 = 0
0 + -1D = -90 + -10
-1D = -90 + -10

Combine like terms: -90 + -10 = -100
-1D = -100

Divide each side by '-1'.
D = 100

Simplifying
D = 100

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