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

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


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

Reorder the terms:
5(5 + d) = 7(d + -2)
(5 * 5 + d * 5) = 7(d + -2)
(25 + 5d) = 7(d + -2)

Reorder the terms:
25 + 5d = 7(-2 + d)
25 + 5d = (-2 * 7 + d * 7)
25 + 5d = (-14 + 7d)

Solving
25 + 5d = -14 + 7d

Solving for variable 'd'.

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

Add '-7d' to each side of the equation.
25 + 5d + -7d = -14 + 7d + -7d

Combine like terms: 5d + -7d = -2d
25 + -2d = -14 + 7d + -7d

Combine like terms: 7d + -7d = 0
25 + -2d = -14 + 0
25 + -2d = -14

Add '-25' to each side of the equation.
25 + -25 + -2d = -14 + -25

Combine like terms: 25 + -25 = 0
0 + -2d = -14 + -25
-2d = -14 + -25

Combine like terms: -14 + -25 = -39
-2d = -39

Divide each side by '-2'.
d = 19.5

Simplifying
d = 19.5

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