6(d+3)+2(2d+1)=

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Solution for 6(d+3)+2(2d+1)= equation:


Simplifying
6(d + 3) + 2(2d + 1) = 0

Reorder the terms:
6(3 + d) + 2(2d + 1) = 0
(3 * 6 + d * 6) + 2(2d + 1) = 0
(18 + 6d) + 2(2d + 1) = 0

Reorder the terms:
18 + 6d + 2(1 + 2d) = 0
18 + 6d + (1 * 2 + 2d * 2) = 0
18 + 6d + (2 + 4d) = 0

Reorder the terms:
18 + 2 + 6d + 4d = 0

Combine like terms: 18 + 2 = 20
20 + 6d + 4d = 0

Combine like terms: 6d + 4d = 10d
20 + 10d = 0

Solving
20 + 10d = 0

Solving for variable 'd'.

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

Add '-20' to each side of the equation.
20 + -20 + 10d = 0 + -20

Combine like terms: 20 + -20 = 0
0 + 10d = 0 + -20
10d = 0 + -20

Combine like terms: 0 + -20 = -20
10d = -20

Divide each side by '10'.
d = -2

Simplifying
d = -2

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