4d-7=d-25

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Solution for 4d-7=d-25 equation:


Simplifying
4d + -7 = d + -25

Reorder the terms:
-7 + 4d = d + -25

Reorder the terms:
-7 + 4d = -25 + d

Solving
-7 + 4d = -25 + 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.
-7 + 4d + -1d = -25 + d + -1d

Combine like terms: 4d + -1d = 3d
-7 + 3d = -25 + d + -1d

Combine like terms: d + -1d = 0
-7 + 3d = -25 + 0
-7 + 3d = -25

Add '7' to each side of the equation.
-7 + 7 + 3d = -25 + 7

Combine like terms: -7 + 7 = 0
0 + 3d = -25 + 7
3d = -25 + 7

Combine like terms: -25 + 7 = -18
3d = -18

Divide each side by '3'.
d = -6

Simplifying
d = -6

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