(d+3)2.5=30

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Solution for (d+3)2.5=30 equation:


Simplifying
(d + 3) * 2.5 = 30

Reorder the terms:
(3 + d) * 2.5 = 30

Reorder the terms for easier multiplication:
2.5(3 + d) = 30
(3 * 2.5 + d * 2.5) = 30
(7.5 + 2.5d) = 30

Solving
7.5 + 2.5d = 30

Solving for variable 'd'.

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

Add '-7.5' to each side of the equation.
7.5 + -7.5 + 2.5d = 30 + -7.5

Combine like terms: 7.5 + -7.5 = 0.0
0.0 + 2.5d = 30 + -7.5
2.5d = 30 + -7.5

Combine like terms: 30 + -7.5 = 22.5
2.5d = 22.5

Divide each side by '2.5'.
d = 9

Simplifying
d = 9

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