0.5(4d+10)=20

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Solution for 0.5(4d+10)=20 equation: 


Simplifying
0.5(4d + 10) = 20

Reorder the terms:
0.5(10 + 4d) = 20
(10 * 0.5 + 4d * 0.5) = 20
(5 + 2d) = 20

Solving
5 + 2d = 20

Solving for variable 'd'.

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

Add '-5' to each side of the equation.
5 + -5 + 2d = 20 + -5

Combine like terms: 5 + -5 = 0
0 + 2d = 20 + -5
2d = 20 + -5

Combine like terms: 20 + -5 = 15
2d = 15

Divide each side by '2'.
d = 7.5

Simplifying
d = 7.5

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