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

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


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

Reorder the terms:
-9(2 + d) = -6(2d + -9) + -3d
(2 * -9 + d * -9) = -6(2d + -9) + -3d
(-18 + -9d) = -6(2d + -9) + -3d

Reorder the terms:
-18 + -9d = -6(-9 + 2d) + -3d
-18 + -9d = (-9 * -6 + 2d * -6) + -3d
-18 + -9d = (54 + -12d) + -3d

Combine like terms: -12d + -3d = -15d
-18 + -9d = 54 + -15d

Solving
-18 + -9d = 54 + -15d

Solving for variable 'd'.

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

Add '15d' to each side of the equation.
-18 + -9d + 15d = 54 + -15d + 15d

Combine like terms: -9d + 15d = 6d
-18 + 6d = 54 + -15d + 15d

Combine like terms: -15d + 15d = 0
-18 + 6d = 54 + 0
-18 + 6d = 54

Add '18' to each side of the equation.
-18 + 18 + 6d = 54 + 18

Combine like terms: -18 + 18 = 0
0 + 6d = 54 + 18
6d = 54 + 18

Combine like terms: 54 + 18 = 72
6d = 72

Divide each side by '6'.
d = 12

Simplifying
d = 12

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