8d-9=7+10-5d

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Solution for 8d-9=7+10-5d equation:


Simplifying
8d + -9 = 7 + 10 + -5d

Reorder the terms:
-9 + 8d = 7 + 10 + -5d

Combine like terms: 7 + 10 = 17
-9 + 8d = 17 + -5d

Solving
-9 + 8d = 17 + -5d

Solving for variable 'd'.

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

Add '5d' to each side of the equation.
-9 + 8d + 5d = 17 + -5d + 5d

Combine like terms: 8d + 5d = 13d
-9 + 13d = 17 + -5d + 5d

Combine like terms: -5d + 5d = 0
-9 + 13d = 17 + 0
-9 + 13d = 17

Add '9' to each side of the equation.
-9 + 9 + 13d = 17 + 9

Combine like terms: -9 + 9 = 0
0 + 13d = 17 + 9
13d = 17 + 9

Combine like terms: 17 + 9 = 26
13d = 26

Divide each side by '13'.
d = 2

Simplifying
d = 2

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