d(17.50+3.50)=125+3.50d

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Solution for d(17.50+3.50)=125+3.50d equation:


Simplifying
d(17.50 + 3.50) = 125 + 3.50d

Combine like terms: 17.50 + 3.50 = 21
d(21) = 125 + 3.50d

Reorder the terms for easier multiplication:
21d = 125 + 3.50d

Solving
21d = 125 + 3.50d

Solving for variable 'd'.

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

Add '-3.50d' to each side of the equation.
21d + -3.50d = 125 + 3.50d + -3.50d

Combine like terms: 21d + -3.50d = 17.5d
17.5d = 125 + 3.50d + -3.50d

Combine like terms: 3.50d + -3.50d = 0.00
17.5d = 125 + 0.00
17.5d = 125

Divide each side by '17.5'.
d = 7.142857143

Simplifying
d = 7.142857143

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