d-12=4*(d-6)

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Solution for d-12=4*(d-6) equation:


Simplifying
d + -12 = 4(d + -6)

Reorder the terms:
-12 + d = 4(d + -6)

Reorder the terms:
-12 + d = 4(-6 + d)
-12 + d = (-6 * 4 + d * 4)
-12 + d = (-24 + 4d)

Solving
-12 + d = -24 + 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.
-12 + d + -4d = -24 + 4d + -4d

Combine like terms: d + -4d = -3d
-12 + -3d = -24 + 4d + -4d

Combine like terms: 4d + -4d = 0
-12 + -3d = -24 + 0
-12 + -3d = -24

Add '12' to each side of the equation.
-12 + 12 + -3d = -24 + 12

Combine like terms: -12 + 12 = 0
0 + -3d = -24 + 12
-3d = -24 + 12

Combine like terms: -24 + 12 = -12
-3d = -12

Divide each side by '-3'.
d = 4

Simplifying
d = 4

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