7+9d-4-4d=5d+3-d+8

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Solution for 7+9d-4-4d=5d+3-d+8 equation:


Simplifying
7 + 9d + -4 + -4d = 5d + 3 + -1d + 8

Reorder the terms:
7 + -4 + 9d + -4d = 5d + 3 + -1d + 8

Combine like terms: 7 + -4 = 3
3 + 9d + -4d = 5d + 3 + -1d + 8

Combine like terms: 9d + -4d = 5d
3 + 5d = 5d + 3 + -1d + 8

Reorder the terms:
3 + 5d = 3 + 8 + 5d + -1d

Combine like terms: 3 + 8 = 11
3 + 5d = 11 + 5d + -1d

Combine like terms: 5d + -1d = 4d
3 + 5d = 11 + 4d

Solving
3 + 5d = 11 + 4d

Solving for variable 'd'.

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

Add '-4d' to each side of the equation.
3 + 5d + -4d = 11 + 4d + -4d

Combine like terms: 5d + -4d = 1d
3 + 1d = 11 + 4d + -4d

Combine like terms: 4d + -4d = 0
3 + 1d = 11 + 0
3 + 1d = 11

Add '-3' to each side of the equation.
3 + -3 + 1d = 11 + -3

Combine like terms: 3 + -3 = 0
0 + 1d = 11 + -3
1d = 11 + -3

Combine like terms: 11 + -3 = 8
1d = 8

Divide each side by '1'.
d = 8

Simplifying
d = 8

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