15+5d-3d-4=

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Solution for 15+5d-3d-4= equation:


Simplifying
15 + 5d + -3d + -4 = 0

Reorder the terms:
15 + -4 + 5d + -3d = 0

Combine like terms: 15 + -4 = 11
11 + 5d + -3d = 0

Combine like terms: 5d + -3d = 2d
11 + 2d = 0

Solving
11 + 2d = 0

Solving for variable 'd'.

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

Add '-11' to each side of the equation.
11 + -11 + 2d = 0 + -11

Combine like terms: 11 + -11 = 0
0 + 2d = 0 + -11
2d = 0 + -11

Combine like terms: 0 + -11 = -11
2d = -11

Divide each side by '2'.
d = -5.5

Simplifying
d = -5.5

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