3(d+12)=(d+3)*4

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Solution for 3(d+12)=(d+3)*4 equation:


Simplifying
3(d + 12) = (d + 3) * 4

Reorder the terms:
3(12 + d) = (d + 3) * 4
(12 * 3 + d * 3) = (d + 3) * 4
(36 + 3d) = (d + 3) * 4

Reorder the terms:
36 + 3d = (3 + d) * 4

Reorder the terms for easier multiplication:
36 + 3d = 4(3 + d)
36 + 3d = (3 * 4 + d * 4)
36 + 3d = (12 + 4d)

Solving
36 + 3d = 12 + 4d

Solving for variable 'd'.

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

Add '-4d' to each side of the equation.
36 + 3d + -4d = 12 + 4d + -4d

Combine like terms: 3d + -4d = -1d
36 + -1d = 12 + 4d + -4d

Combine like terms: 4d + -4d = 0
36 + -1d = 12 + 0
36 + -1d = 12

Add '-36' to each side of the equation.
36 + -36 + -1d = 12 + -36

Combine like terms: 36 + -36 = 0
0 + -1d = 12 + -36
-1d = 12 + -36

Combine like terms: 12 + -36 = -24
-1d = -24

Divide each side by '-1'.
d = 24

Simplifying
d = 24

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