-20+-5d=-15d

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Solution for -20+-5d=-15d equation:


Simplifying
-20 + -5d = -15d

Solving
-20 + -5d = -15d

Solving for variable 'd'.

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

Add '15d' to each side of the equation.
-20 + -5d + 15d = -15d + 15d

Combine like terms: -5d + 15d = 10d
-20 + 10d = -15d + 15d

Combine like terms: -15d + 15d = 0
-20 + 10d = 0

Add '20' to each side of the equation.
-20 + 20 + 10d = 0 + 20

Combine like terms: -20 + 20 = 0
0 + 10d = 0 + 20
10d = 0 + 20

Combine like terms: 0 + 20 = 20
10d = 20

Divide each side by '10'.
d = 2

Simplifying
d = 2

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