1d-10-2d+7=8+1d-10-3d

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Solution for 1d-10-2d+7=8+1d-10-3d equation: 


Simplifying
1d + -10 + -2d + 7 = 8 + 1d + -10 + -3d

Reorder the terms:
-10 + 7 + 1d + -2d = 8 + 1d + -10 + -3d

Combine like terms: -10 + 7 = -3
-3 + 1d + -2d = 8 + 1d + -10 + -3d

Combine like terms: 1d + -2d = -1d
-3 + -1d = 8 + 1d + -10 + -3d

Reorder the terms:
-3 + -1d = 8 + -10 + 1d + -3d

Combine like terms: 8 + -10 = -2
-3 + -1d = -2 + 1d + -3d

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

Solving
-3 + -1d = -2 + -2d

Solving for variable 'd'.

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

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

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

Combine like terms: -2d + 2d = 0
-3 + 1d = -2 + 0
-3 + 1d = -2

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

Combine like terms: -3 + 3 = 0
0 + 1d = -2 + 3
1d = -2 + 3

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

Divide each side by '1'.
d = 1

Simplifying
d = 1

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