7d+9=6d+11

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Solution for 7d+9=6d+11 equation:


Simplifying
7d + 9 = 6d + 11

Reorder the terms:
9 + 7d = 6d + 11

Reorder the terms:
9 + 7d = 11 + 6d

Solving
9 + 7d = 11 + 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.
9 + 7d + -6d = 11 + 6d + -6d

Combine like terms: 7d + -6d = 1d
9 + 1d = 11 + 6d + -6d

Combine like terms: 6d + -6d = 0
9 + 1d = 11 + 0
9 + 1d = 11

Add '-9' to each side of the equation.
9 + -9 + 1d = 11 + -9

Combine like terms: 9 + -9 = 0
0 + 1d = 11 + -9
1d = 11 + -9

Combine like terms: 11 + -9 = 2
1d = 2

Divide each side by '1'.
d = 2

Simplifying
d = 2

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