-8-13-4d=13-6d

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Solution for -8-13-4d=13-6d equation:


Simplifying
-8 + -13 + -4d = 13 + -6d

Combine like terms: -8 + -13 = -21
-21 + -4d = 13 + -6d

Solving
-21 + -4d = 13 + -6d

Solving for variable 'd'.

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

Add '6d' to each side of the equation.
-21 + -4d + 6d = 13 + -6d + 6d

Combine like terms: -4d + 6d = 2d
-21 + 2d = 13 + -6d + 6d

Combine like terms: -6d + 6d = 0
-21 + 2d = 13 + 0
-21 + 2d = 13

Add '21' to each side of the equation.
-21 + 21 + 2d = 13 + 21

Combine like terms: -21 + 21 = 0
0 + 2d = 13 + 21
2d = 13 + 21

Combine like terms: 13 + 21 = 34
2d = 34

Divide each side by '2'.
d = 17

Simplifying
d = 17

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