18(d+d)*20=210

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Solution for 18(d+d)*20=210 equation:


Simplifying
18(d + d) * 20 = 210

Combine like terms: d + d = 2d
18(2d) * 20 = 210

Remove parenthesis around (2d)
18 * 2d * 20 = 210

Reorder the terms for easier multiplication:
18 * 2 * 20d = 210

Multiply 18 * 2
36 * 20d = 210

Multiply 36 * 20
720d = 210

Solving
720d = 210

Solving for variable 'd'.

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

Divide each side by '720'.
d = 0.2916666667

Simplifying
d = 0.2916666667

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