-2d+15=4d-15

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Solution for -2d+15=4d-15 equation:


Simplifying
-2d + 15 = 4d + -15

Reorder the terms:
15 + -2d = 4d + -15

Reorder the terms:
15 + -2d = -15 + 4d

Solving
15 + -2d = -15 + 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.
15 + -2d + -4d = -15 + 4d + -4d

Combine like terms: -2d + -4d = -6d
15 + -6d = -15 + 4d + -4d

Combine like terms: 4d + -4d = 0
15 + -6d = -15 + 0
15 + -6d = -15

Add '-15' to each side of the equation.
15 + -15 + -6d = -15 + -15

Combine like terms: 15 + -15 = 0
0 + -6d = -15 + -15
-6d = -15 + -15

Combine like terms: -15 + -15 = -30
-6d = -30

Divide each side by '-6'.
d = 5

Simplifying
d = 5

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