2(2d+7)=5(d+7)

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Solution for 2(2d+7)=5(d+7) equation:


Simplifying
2(2d + 7) = 5(d + 7)

Reorder the terms:
2(7 + 2d) = 5(d + 7)
(7 * 2 + 2d * 2) = 5(d + 7)
(14 + 4d) = 5(d + 7)

Reorder the terms:
14 + 4d = 5(7 + d)
14 + 4d = (7 * 5 + d * 5)
14 + 4d = (35 + 5d)

Solving
14 + 4d = 35 + 5d

Solving for variable 'd'.

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

Add '-5d' to each side of the equation.
14 + 4d + -5d = 35 + 5d + -5d

Combine like terms: 4d + -5d = -1d
14 + -1d = 35 + 5d + -5d

Combine like terms: 5d + -5d = 0
14 + -1d = 35 + 0
14 + -1d = 35

Add '-14' to each side of the equation.
14 + -14 + -1d = 35 + -14

Combine like terms: 14 + -14 = 0
0 + -1d = 35 + -14
-1d = 35 + -14

Combine like terms: 35 + -14 = 21
-1d = 21

Divide each side by '-1'.
d = -21

Simplifying
d = -21

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