1-2d+2=3+4d+20

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Solution for 1-2d+2=3+4d+20 equation:


Simplifying
1 + -2d + 2 = 3 + 4d + 20

Reorder the terms:
1 + 2 + -2d = 3 + 4d + 20

Combine like terms: 1 + 2 = 3
3 + -2d = 3 + 4d + 20

Reorder the terms:
3 + -2d = 3 + 20 + 4d

Combine like terms: 3 + 20 = 23
3 + -2d = 23 + 4d

Solving
3 + -2d = 23 + 4d

Solving for variable 'd'.

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

Add '-4d' to each side of the equation.
3 + -2d + -4d = 23 + 4d + -4d

Combine like terms: -2d + -4d = -6d
3 + -6d = 23 + 4d + -4d

Combine like terms: 4d + -4d = 0
3 + -6d = 23 + 0
3 + -6d = 23

Add '-3' to each side of the equation.
3 + -3 + -6d = 23 + -3

Combine like terms: 3 + -3 = 0
0 + -6d = 23 + -3
-6d = 23 + -3

Combine like terms: 23 + -3 = 20
-6d = 20

Divide each side by '-6'.
d = -3.333333333

Simplifying
d = -3.333333333

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