48-3d=d+9

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Solution for 48-3d=d+9 equation:


Simplifying
48 + -3d = d + 9

Reorder the terms:
48 + -3d = 9 + d

Solving
48 + -3d = 9 + d

Solving for variable 'd'.

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

Add '-1d' to each side of the equation.
48 + -3d + -1d = 9 + d + -1d

Combine like terms: -3d + -1d = -4d
48 + -4d = 9 + d + -1d

Combine like terms: d + -1d = 0
48 + -4d = 9 + 0
48 + -4d = 9

Add '-48' to each side of the equation.
48 + -48 + -4d = 9 + -48

Combine like terms: 48 + -48 = 0
0 + -4d = 9 + -48
-4d = 9 + -48

Combine like terms: 9 + -48 = -39
-4d = -39

Divide each side by '-4'.
d = 9.75

Simplifying
d = 9.75

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