15d+6d-3d-13d=19

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Solution for 15d+6d-3d-13d=19 equation: 


Simplifying
15d + 6d + -3d + -13d = 19

Combine like terms: 15d + 6d = 21d
21d + -3d + -13d = 19

Combine like terms: 21d + -3d = 18d
18d + -13d = 19

Combine like terms: 18d + -13d = 5d
5d = 19

Solving
5d = 19

Solving for variable 'd'.

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

Divide each side by '5'.
d = 3.8

Simplifying
d = 3.8

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