7d+d+5d+2=6d

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Solution for 7d+d+5d+2=6d equation:


Simplifying
7d + d + 5d + 2 = 6d

Reorder the terms:
2 + 7d + d + 5d = 6d

Combine like terms: 7d + d = 8d
2 + 8d + 5d = 6d

Combine like terms: 8d + 5d = 13d
2 + 13d = 6d

Solving
2 + 13d = 6d

Solving for variable 'd'.

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

Add '-6d' to each side of the equation.
2 + 13d + -6d = 6d + -6d

Combine like terms: 13d + -6d = 7d
2 + 7d = 6d + -6d

Combine like terms: 6d + -6d = 0
2 + 7d = 0

Add '-2' to each side of the equation.
2 + -2 + 7d = 0 + -2

Combine like terms: 2 + -2 = 0
0 + 7d = 0 + -2
7d = 0 + -2

Combine like terms: 0 + -2 = -2
7d = -2

Divide each side by '7'.
d = -0.2857142857

Simplifying
d = -0.2857142857

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