2(2d+7)=39

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Solution for 2(2d+7)=39 equation: 


Simplifying
2(2d + 7) = 39

Reorder the terms:
2(7 + 2d) = 39
(7 * 2 + 2d * 2) = 39
(14 + 4d) = 39

Solving
14 + 4d = 39

Solving for variable 'd'.

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

Add '-14' to each side of the equation.
14 + -14 + 4d = 39 + -14

Combine like terms: 14 + -14 = 0
0 + 4d = 39 + -14
4d = 39 + -14

Combine like terms: 39 + -14 = 25
4d = 25

Divide each side by '4'.
d = 6.25

Simplifying
d = 6.25

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