3(4d+1)-9d=6(2+d)

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Solution for 3(4d+1)-9d=6(2+d) equation:


Simplifying
3(4d + 1) + -9d = 6(2 + d)

Reorder the terms:
3(1 + 4d) + -9d = 6(2 + d)
(1 * 3 + 4d * 3) + -9d = 6(2 + d)
(3 + 12d) + -9d = 6(2 + d)

Combine like terms: 12d + -9d = 3d
3 + 3d = 6(2 + d)
3 + 3d = (2 * 6 + d * 6)
3 + 3d = (12 + 6d)

Solving
3 + 3d = 12 + 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.
3 + 3d + -6d = 12 + 6d + -6d

Combine like terms: 3d + -6d = -3d
3 + -3d = 12 + 6d + -6d

Combine like terms: 6d + -6d = 0
3 + -3d = 12 + 0
3 + -3d = 12

Add '-3' to each side of the equation.
3 + -3 + -3d = 12 + -3

Combine like terms: 3 + -3 = 0
0 + -3d = 12 + -3
-3d = 12 + -3

Combine like terms: 12 + -3 = 9
-3d = 9

Divide each side by '-3'.
d = -3

Simplifying
d = -3

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