d+3d-10=0

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Solution for d+3d-10=0 equation:


Simplifying
d + 3d + -10 = 0

Reorder the terms:
-10 + d + 3d = 0

Combine like terms: d + 3d = 4d
-10 + 4d = 0

Solving
-10 + 4d = 0

Solving for variable 'd'.

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

Add '10' to each side of the equation.
-10 + 10 + 4d = 0 + 10

Combine like terms: -10 + 10 = 0
0 + 4d = 0 + 10
4d = 0 + 10

Combine like terms: 0 + 10 = 10
4d = 10

Divide each side by '4'.
d = 2.5

Simplifying
d = 2.5

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