7d-25=2d

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Solution for 7d-25=2d equation:


Simplifying
7d + -25 = 2d

Reorder the terms:
-25 + 7d = 2d

Solving
-25 + 7d = 2d

Solving for variable 'd'.

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

Add '-2d' to each side of the equation.
-25 + 7d + -2d = 2d + -2d

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

Combine like terms: 2d + -2d = 0
-25 + 5d = 0

Add '25' to each side of the equation.
-25 + 25 + 5d = 0 + 25

Combine like terms: -25 + 25 = 0
0 + 5d = 0 + 25
5d = 0 + 25

Combine like terms: 0 + 25 = 25
5d = 25

Divide each side by '5'.
d = 5

Simplifying
d = 5

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