6d+2.50d=90+1d

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Solution for 6d+2.50d=90+1d equation: 


Simplifying
6d + 2.50d = 90 + 1d

Combine like terms: 6d + 2.50d = 8.5d
8.5d = 90 + 1d

Solving
8.5d = 90 + 1d

Solving for variable 'd'.

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

Add '-1d' to each side of the equation.
8.5d + -1d = 90 + 1d + -1d

Combine like terms: 8.5d + -1d = 7.5d
7.5d = 90 + 1d + -1d

Combine like terms: 1d + -1d = 0
7.5d = 90 + 0
7.5d = 90

Divide each side by '7.5'.
d = 12

Simplifying
d = 12

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