7d+d+5d+2-3d=0

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Solution for 7d+d+5d+2-3d=0 equation:


Simplifying
7d + d + 5d + 2 + -3d = 0

Reorder the terms:
2 + 7d + d + 5d + -3d = 0

Combine like terms: 7d + d = 8d
2 + 8d + 5d + -3d = 0

Combine like terms: 8d + 5d = 13d
2 + 13d + -3d = 0

Combine like terms: 13d + -3d = 10d
2 + 10d = 0

Solving
2 + 10d = 0

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 + 10d = 0 + -2

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

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

Divide each side by '10'.
d = -0.2

Simplifying
d = -0.2

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