3d-5=7d

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Solution for 3d-5=7d equation:


Simplifying
3d + -5 = 7d

Reorder the terms:
-5 + 3d = 7d

Solving
-5 + 3d = 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.
-5 + 3d + -7d = 7d + -7d

Combine like terms: 3d + -7d = -4d
-5 + -4d = 7d + -7d

Combine like terms: 7d + -7d = 0
-5 + -4d = 0

Add '5' to each side of the equation.
-5 + 5 + -4d = 0 + 5

Combine like terms: -5 + 5 = 0
0 + -4d = 0 + 5
-4d = 0 + 5

Combine like terms: 0 + 5 = 5
-4d = 5

Divide each side by '-4'.
d = -1.25

Simplifying
d = -1.25

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