55.6=d+(d+1.8)

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Solution for 55.6=d+(d+1.8) equation:


Simplifying
55.6 = d + (d + 1.8)

Reorder the terms:
55.6 = d + (1.8 + d)

Remove parenthesis around (1.8 + d)
55.6 = d + 1.8 + d

Reorder the terms:
55.6 = 1.8 + d + d

Combine like terms: d + d = 2d
55.6 = 1.8 + 2d

Solving
55.6 = 1.8 + 2d

Solving for variable 'd'.

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

Add '-2d' to each side of the equation.
55.6 + -2d = 1.8 + 2d + -2d

Combine like terms: 2d + -2d = 0
55.6 + -2d = 1.8 + 0
55.6 + -2d = 1.8

Add '-55.6' to each side of the equation.
55.6 + -55.6 + -2d = 1.8 + -55.6

Combine like terms: 55.6 + -55.6 = 0.0
0.0 + -2d = 1.8 + -55.6
-2d = 1.8 + -55.6

Combine like terms: 1.8 + -55.6 = -53.8
-2d = -53.8

Divide each side by '-2'.
d = 26.9

Simplifying
d = 26.9

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