66+55+2d+1=180

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Solution for 66+55+2d+1=180 equation:


Simplifying
66 + 55 + 2d + 1 = 180

Reorder the terms:
66 + 55 + 1 + 2d = 180

Combine like terms: 66 + 55 = 121
121 + 1 + 2d = 180

Combine like terms: 121 + 1 = 122
122 + 2d = 180

Solving
122 + 2d = 180

Solving for variable 'd'.

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

Add '-122' to each side of the equation.
122 + -122 + 2d = 180 + -122

Combine like terms: 122 + -122 = 0
0 + 2d = 180 + -122
2d = 180 + -122

Combine like terms: 180 + -122 = 58
2d = 58

Divide each side by '2'.
d = 29

Simplifying
d = 29

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