-18-9(-6d+3)=-3(-19d+19)

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Solution for -18-9(-6d+3)=-3(-19d+19) equation:


Simplifying
-18 + -9(-6d + 3) = -3(-19d + 19)

Reorder the terms:
-18 + -9(3 + -6d) = -3(-19d + 19)
-18 + (3 * -9 + -6d * -9) = -3(-19d + 19)
-18 + (-27 + 54d) = -3(-19d + 19)

Combine like terms: -18 + -27 = -45
-45 + 54d = -3(-19d + 19)

Reorder the terms:
-45 + 54d = -3(19 + -19d)
-45 + 54d = (19 * -3 + -19d * -3)
-45 + 54d = (-57 + 57d)

Solving
-45 + 54d = -57 + 57d

Solving for variable 'd'.

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

Add '-57d' to each side of the equation.
-45 + 54d + -57d = -57 + 57d + -57d

Combine like terms: 54d + -57d = -3d
-45 + -3d = -57 + 57d + -57d

Combine like terms: 57d + -57d = 0
-45 + -3d = -57 + 0
-45 + -3d = -57

Add '45' to each side of the equation.
-45 + 45 + -3d = -57 + 45

Combine like terms: -45 + 45 = 0
0 + -3d = -57 + 45
-3d = -57 + 45

Combine like terms: -57 + 45 = -12
-3d = -12

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

Simplifying
d = 4

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