18d+5(8+3d)=7(3d-8)

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Solution for 18d+5(8+3d)=7(3d-8) equation:


Simplifying
18d + 5(8 + 3d) = 7(3d + -8)
18d + (8 * 5 + 3d * 5) = 7(3d + -8)
18d + (40 + 15d) = 7(3d + -8)

Reorder the terms:
40 + 18d + 15d = 7(3d + -8)

Combine like terms: 18d + 15d = 33d
40 + 33d = 7(3d + -8)

Reorder the terms:
40 + 33d = 7(-8 + 3d)
40 + 33d = (-8 * 7 + 3d * 7)
40 + 33d = (-56 + 21d)

Solving
40 + 33d = -56 + 21d

Solving for variable 'd'.

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

Add '-21d' to each side of the equation.
40 + 33d + -21d = -56 + 21d + -21d

Combine like terms: 33d + -21d = 12d
40 + 12d = -56 + 21d + -21d

Combine like terms: 21d + -21d = 0
40 + 12d = -56 + 0
40 + 12d = -56

Add '-40' to each side of the equation.
40 + -40 + 12d = -56 + -40

Combine like terms: 40 + -40 = 0
0 + 12d = -56 + -40
12d = -56 + -40

Combine like terms: -56 + -40 = -96
12d = -96

Divide each side by '12'.
d = -8

Simplifying
d = -8

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