8(d+2)-4(d-1)=5d

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Solution for 8(d+2)-4(d-1)=5d equation:


Simplifying
8(d + 2) + -4(d + -1) = 5d

Reorder the terms:
8(2 + d) + -4(d + -1) = 5d
(2 * 8 + d * 8) + -4(d + -1) = 5d
(16 + 8d) + -4(d + -1) = 5d

Reorder the terms:
16 + 8d + -4(-1 + d) = 5d
16 + 8d + (-1 * -4 + d * -4) = 5d
16 + 8d + (4 + -4d) = 5d

Reorder the terms:
16 + 4 + 8d + -4d = 5d

Combine like terms: 16 + 4 = 20
20 + 8d + -4d = 5d

Combine like terms: 8d + -4d = 4d
20 + 4d = 5d

Solving
20 + 4d = 5d

Solving for variable 'd'.

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

Add '-5d' to each side of the equation.
20 + 4d + -5d = 5d + -5d

Combine like terms: 4d + -5d = -1d
20 + -1d = 5d + -5d

Combine like terms: 5d + -5d = 0
20 + -1d = 0

Add '-20' to each side of the equation.
20 + -20 + -1d = 0 + -20

Combine like terms: 20 + -20 = 0
0 + -1d = 0 + -20
-1d = 0 + -20

Combine like terms: 0 + -20 = -20
-1d = -20

Divide each side by '-1'.
d = 20

Simplifying
d = 20

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