5d+40=9d+135

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Solution for 5d+40=9d+135 equation:


Simplifying
5d + 40 = 9d + 135

Reorder the terms:
40 + 5d = 9d + 135

Reorder the terms:
40 + 5d = 135 + 9d

Solving
40 + 5d = 135 + 9d

Solving for variable 'd'.

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

Add '-9d' to each side of the equation.
40 + 5d + -9d = 135 + 9d + -9d

Combine like terms: 5d + -9d = -4d
40 + -4d = 135 + 9d + -9d

Combine like terms: 9d + -9d = 0
40 + -4d = 135 + 0
40 + -4d = 135

Add '-40' to each side of the equation.
40 + -40 + -4d = 135 + -40

Combine like terms: 40 + -40 = 0
0 + -4d = 135 + -40
-4d = 135 + -40

Combine like terms: 135 + -40 = 95
-4d = 95

Divide each side by '-4'.
d = -23.75

Simplifying
d = -23.75

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