d-7d+1=25

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Solution for d-7d+1=25 equation:


Simplifying
d + -7d + 1 = 25

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

Combine like terms: d + -7d = -6d
1 + -6d = 25

Solving
1 + -6d = 25

Solving for variable 'd'.

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

Add '-1' to each side of the equation.
1 + -1 + -6d = 25 + -1

Combine like terms: 1 + -1 = 0
0 + -6d = 25 + -1
-6d = 25 + -1

Combine like terms: 25 + -1 = 24
-6d = 24

Divide each side by '-6'.
d = -4

Simplifying
d = -4

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