13d+3=4d+66

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Solution for 13d+3=4d+66 equation:


Simplifying
13d + 3 = 4d + 66

Reorder the terms:
3 + 13d = 4d + 66

Reorder the terms:
3 + 13d = 66 + 4d

Solving
3 + 13d = 66 + 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 + 13d + -4d = 66 + 4d + -4d

Combine like terms: 13d + -4d = 9d
3 + 9d = 66 + 4d + -4d

Combine like terms: 4d + -4d = 0
3 + 9d = 66 + 0
3 + 9d = 66

Add '-3' to each side of the equation.
3 + -3 + 9d = 66 + -3

Combine like terms: 3 + -3 = 0
0 + 9d = 66 + -3
9d = 66 + -3

Combine like terms: 66 + -3 = 63
9d = 63

Divide each side by '9'.
d = 7

Simplifying
d = 7

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