3(10d+7)+8d=

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Solution for 3(10d+7)+8d= equation:


Simplifying
3(10d + 7) + 8d = 0

Reorder the terms:
3(7 + 10d) + 8d = 0
(7 * 3 + 10d * 3) + 8d = 0
(21 + 30d) + 8d = 0

Combine like terms: 30d + 8d = 38d
21 + 38d = 0

Solving
21 + 38d = 0

Solving for variable 'd'.

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

Add '-21' to each side of the equation.
21 + -21 + 38d = 0 + -21

Combine like terms: 21 + -21 = 0
0 + 38d = 0 + -21
38d = 0 + -21

Combine like terms: 0 + -21 = -21
38d = -21

Divide each side by '38'.
d = -0.5526315789

Simplifying
d = -0.5526315789

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