-2.5(8.5d+3)=-20.5

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Solution for -2.5(8.5d+3)=-20.5 equation: 


Simplifying
-2.5(8.5d + 3) = -20.5

Reorder the terms:
-2.5(3 + 8.5d) = -20.5
(3 * -2.5 + 8.5d * -2.5) = -20.5
(-7.5 + -21.25d) = -20.5

Solving
-7.5 + -21.25d = -20.5

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 + -21.25d = -20.5 + 7.5

Combine like terms: -7.5 + 7.5 = 0.0
0.0 + -21.25d = -20.5 + 7.5
-21.25d = -20.5 + 7.5

Combine like terms: -20.5 + 7.5 = -13
-21.25d = -13

Divide each side by '-21.25'.
d = 0.6117647059

Simplifying
d = 0.6117647059

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