9=5-4(d-5)

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Solution for 9=5-4(d-5) equation:


Simplifying
9 = 5 + -4(d + -5)

Reorder the terms:
9 = 5 + -4(-5 + d)
9 = 5 + (-5 * -4 + d * -4)
9 = 5 + (20 + -4d)

Combine like terms: 5 + 20 = 25
9 = 25 + -4d

Solving
9 = 25 + -4d

Solving for variable 'd'.

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

Add '4d' to each side of the equation.
9 + 4d = 25 + -4d + 4d

Combine like terms: -4d + 4d = 0
9 + 4d = 25 + 0
9 + 4d = 25

Add '-9' to each side of the equation.
9 + -9 + 4d = 25 + -9

Combine like terms: 9 + -9 = 0
0 + 4d = 25 + -9
4d = 25 + -9

Combine like terms: 25 + -9 = 16
4d = 16

Divide each side by '4'.
d = 4

Simplifying
d = 4

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