2(d-4)=20

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Solution for 2(d-4)=20 equation: 


Simplifying
2(d + -4) = 20

Reorder the terms:
2(-4 + d) = 20
(-4 * 2 + d * 2) = 20
(-8 + 2d) = 20

Solving
-8 + 2d = 20

Solving for variable 'd'.

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

Add '8' to each side of the equation.
-8 + 8 + 2d = 20 + 8

Combine like terms: -8 + 8 = 0
0 + 2d = 20 + 8
2d = 20 + 8

Combine like terms: 20 + 8 = 28
2d = 28

Divide each side by '2'.
d = 14

Simplifying
d = 14

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