7d-8=6d+1

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Solution for 7d-8=6d+1 equation:


Simplifying
7d + -8 = 6d + 1

Reorder the terms:
-8 + 7d = 6d + 1

Reorder the terms:
-8 + 7d = 1 + 6d

Solving
-8 + 7d = 1 + 6d

Solving for variable 'd'.

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

Add '-6d' to each side of the equation.
-8 + 7d + -6d = 1 + 6d + -6d

Combine like terms: 7d + -6d = 1d
-8 + 1d = 1 + 6d + -6d

Combine like terms: 6d + -6d = 0
-8 + 1d = 1 + 0
-8 + 1d = 1

Add '8' to each side of the equation.
-8 + 8 + 1d = 1 + 8

Combine like terms: -8 + 8 = 0
0 + 1d = 1 + 8
1d = 1 + 8

Combine like terms: 1 + 8 = 9
1d = 9

Divide each side by '1'.
d = 9

Simplifying
d = 9

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